diff --git a/app/controllers/issue/exchange_rate_provider_missings_controller.rb b/app/controllers/issue/exchange_rate_provider_missings_controller.rb
new file mode 100644
index 00000000..91cac7f5
--- /dev/null
+++ b/app/controllers/issue/exchange_rate_provider_missings_controller.rb
@@ -0,0 +1,19 @@
+class Issue::ExchangeRateProviderMissingsController < ApplicationController
+  before_action :set_issue, only: :update
+
+  def update
+    Setting.synth_api_key = exchange_rate_params[:synth_api_key]
+    @issue.issuable.sync_later
+    redirect_back_or_to account_path(@issue.issuable)
+  end
+
+  private
+
+    def set_issue
+      @issue = Current.family.issues.find(params[:id])
+    end
+
+    def exchange_rate_params
+      params.require(:issue_exchange_rate_provider_missing).permit(:synth_api_key)
+    end
+end
diff --git a/app/controllers/issues_controller.rb b/app/controllers/issues_controller.rb
new file mode 100644
index 00000000..0585446d
--- /dev/null
+++ b/app/controllers/issues_controller.rb
@@ -0,0 +1,13 @@
+class IssuesController < ApplicationController
+  before_action :set_issue, only: :show
+
+  def show
+    render template: "#{@issue.class.name.underscore.pluralize}/show", layout: "issues"
+  end
+
+  private
+
+    def set_issue
+      @issue = Current.family.issues.find(params[:id])
+    end
+end
diff --git a/app/models/account.rb b/app/models/account.rb
index e71390d6..9490f0f3 100644
--- a/app/models/account.rb
+++ b/app/models/account.rb
@@ -1,6 +1,5 @@
 class Account < ApplicationRecord
-  include Syncable
-  include Monetizable
+  include Syncable, Monetizable, Issuable
 
   validates :name, :balance, :currency, presence: true
 
@@ -15,6 +14,7 @@ class Account < ApplicationRecord
   has_many :balances, dependent: :destroy
   has_many :imports, dependent: :destroy
   has_many :syncs, dependent: :destroy
+  has_many :issues, as: :issuable, dependent: :destroy
 
   monetize :balance
 
diff --git a/app/models/account/balance/syncer.rb b/app/models/account/balance/syncer.rb
index 1756edc3..69748643 100644
--- a/app/models/account/balance/syncer.rb
+++ b/app/models/account/balance/syncer.rb
@@ -1,9 +1,6 @@
 class Account::Balance::Syncer
-  attr_reader :warnings
-
   def initialize(account, start_date: nil)
     @account = account
-    @warnings = []
     @sync_start_date = calculate_sync_start_date(start_date)
   end
 
@@ -20,6 +17,8 @@ class Account::Balance::Syncer
         account.update! balance: daily_balances.select { |db| db.currency == account.currency }.last&.balance
       end
     end
+  rescue Money::ConversionError => e
+    account.observe_missing_exchange_rates(from: e.from_currency, to: e.to_currency, dates: [ e.date ])
   end
 
   private
@@ -67,20 +66,26 @@ class Account::Balance::Syncer
       from_currency = account.currency
       to_currency = account.family.currency
 
+      if ExchangeRate.exchange_rates_provider.nil?
+        account.observe_missing_exchange_rate_provider
+        return []
+      end
+
       exchange_rates = ExchangeRate.find_rates from: from_currency,
                                                to: to_currency,
                                                start_date: sync_start_date
 
+      missing_exchange_rates = balances.map(&:date) - exchange_rates.map(&:date)
+
+      if missing_exchange_rates.any?
+        account.observe_missing_exchange_rates(from: from_currency, to: to_currency, dates: missing_exchange_rates)
+        return []
+      end
+
       balances.map do |balance|
         exchange_rate = exchange_rates.find { |er| er.date == balance.date }
-
-        raise Money::ConversionError.new("missing exchange rate from #{from_currency} to #{to_currency} on date #{balance.date}") unless exchange_rate
-
         build_balance(balance.date, exchange_rate.rate * balance.balance, to_currency)
       end
-    rescue Money::ConversionError
-      @warnings << "missing exchange rates from #{from_currency} to #{to_currency}"
-      []
     end
 
     def build_balance(date, balance, currency = nil)
diff --git a/app/models/account/holding/syncer.rb b/app/models/account/holding/syncer.rb
index e3479e88..bccfaf9c 100644
--- a/app/models/account/holding/syncer.rb
+++ b/app/models/account/holding/syncer.rb
@@ -1,9 +1,6 @@
 class Account::Holding::Syncer
-  attr_reader :warnings
-
   def initialize(account, start_date: nil)
     @account = account
-    @warnings = []
     @sync_date_range = calculate_sync_start_date(start_date)..Date.current
     @portfolio = {}
 
@@ -69,6 +66,8 @@ class Account::Holding::Syncer
 
         price = get_cached_price(ticker, date) || trade_price
 
+        account.observe_missing_price(ticker:, date:) unless price
+
         account.holdings.build \
           date: date,
           security_id: holding[:security_id],
diff --git a/app/models/account/sync.rb b/app/models/account/sync.rb
index 721399b3..adc26843 100644
--- a/app/models/account/sync.rb
+++ b/app/models/account/sync.rb
@@ -16,34 +16,25 @@ class Account::Sync < ApplicationRecord
   def run
     start!
 
+    account.resolve_stale_issues
+
     sync_balances
     sync_holdings
 
     complete!
   rescue StandardError => error
+    account.observe_unknown_issue(error)
     fail! error
   end
 
   private
 
     def sync_balances
-      syncer = Account::Balance::Syncer.new(account, start_date: start_date)
-
-      syncer.run
-
-      append_warnings(syncer.warnings)
+      Account::Balance::Syncer.new(account, start_date: start_date).run
     end
 
     def sync_holdings
-      syncer = Account::Holding::Syncer.new(account, start_date: start_date)
-
-      syncer.run
-
-      append_warnings(syncer.warnings)
-    end
-
-    def append_warnings(new_warnings)
-      update! warnings: warnings + new_warnings
+      Account::Holding::Syncer.new(account, start_date: start_date).run
     end
 
     def start!
@@ -53,12 +44,17 @@ class Account::Sync < ApplicationRecord
 
     def complete!
       update! status: "completed"
-      broadcast_result type: "notice", message: "Sync complete"
+
+      if account.has_issues?
+        broadcast_result type: "alert", message: account.highest_priority_issue.title
+      else
+        broadcast_result type: "notice", message: "Sync complete"
+      end
     end
 
     def fail!(error)
       update! status: "failed", error: error.message
-      broadcast_result type: "alert", message: error.message
+      broadcast_result type: "alert", message: I18n.t("account.sync.failed")
     end
 
     def broadcast_start
@@ -78,6 +74,7 @@ class Account::Sync < ApplicationRecord
         partial: "shared/notification",
         locals: { type: type, message: message }
       )
+
       account.family.broadcast_refresh
     end
 end
diff --git a/app/models/concerns/issuable.rb b/app/models/concerns/issuable.rb
new file mode 100644
index 00000000..8ffe87d3
--- /dev/null
+++ b/app/models/concerns/issuable.rb
@@ -0,0 +1,58 @@
+module Issuable
+  extend ActiveSupport::Concern
+
+  included do
+    has_many :issues, dependent: :destroy, as: :issuable
+  end
+
+  def has_issues?
+    issues.active.any?
+  end
+
+  def resolve_stale_issues
+    issues.active.each do |issue|
+      issue.resolve! if issue.stale?
+    end
+  end
+
+  def observe_unknown_issue(error)
+    observe_issue(
+      Issue::Unknown.new(data: { error: error.message })
+    )
+  end
+
+  def observe_missing_exchange_rates(from:, to:, dates:)
+    observe_issue(
+      Issue::ExchangeRatesMissing.new(data: { from_currency: from, to_currency: to, dates: dates })
+    )
+  end
+
+  def observe_missing_exchange_rate_provider
+    observe_issue(
+      Issue::ExchangeRateProviderMissing.new
+    )
+  end
+
+  def observe_missing_price(ticker:, date:)
+    issue = issues.find_or_create_by(type: Issue::PricesMissing.name, resolved_at: nil)
+    issue.append_missing_price(ticker, date)
+    issue.save!
+  end
+
+  def highest_priority_issue
+    issues.active.ordered.first
+  end
+
+  private
+
+    def observe_issue(new_issue)
+      existing_issue = issues.find_by(type: new_issue.type, resolved_at: nil)
+
+      if existing_issue
+        existing_issue.update!(last_observed_at: Time.current, data: new_issue.data)
+      else
+        new_issue.issuable = self
+        new_issue.save!
+      end
+    end
+end
diff --git a/app/models/concerns/providable.rb b/app/models/concerns/providable.rb
index b9be68b0..fcc8a80f 100644
--- a/app/models/concerns/providable.rb
+++ b/app/models/concerns/providable.rb
@@ -21,10 +21,12 @@ module Providable
     private
 
       def synth_provider
-        @synth_provider ||= begin
-                              api_key = ENV["SYNTH_API_KEY"]
-                              api_key.present? ? Provider::Synth.new(api_key) : nil
-                            end
+        api_key = self_hosted? ? Setting.synth_api_key : ENV["SYNTH_API_KEY"]
+        api_key.present? ? Provider::Synth.new(api_key) : nil
+      end
+
+      def self_hosted?
+        Rails.application.config.app_mode.self_hosted?
       end
   end
 end
diff --git a/app/models/exchange_rate/provided.rb b/app/models/exchange_rate/provided.rb
index b14bfbdc..1927e372 100644
--- a/app/models/exchange_rate/provided.rb
+++ b/app/models/exchange_rate/provided.rb
@@ -4,6 +4,10 @@ module ExchangeRate::Provided
   include Providable
 
   class_methods do
+    def provider_healthy?
+      exchange_rates_provider.present? && exchange_rates_provider.healthy?
+    end
+
     private
 
       def fetch_rates_from_provider(from:, to:, start_date:, end_date: Date.current, cache: false)
diff --git a/app/models/family.rb b/app/models/family.rb
index 2aaeaf14..d98debb5 100644
--- a/app/models/family.rb
+++ b/app/models/family.rb
@@ -8,6 +8,7 @@ class Family < ApplicationRecord
   has_many :imports, through: :accounts
   has_many :categories, dependent: :destroy
   has_many :merchants, dependent: :destroy
+  has_many :issues, through: :accounts
 
   def snapshot(period = Period.all)
     query = accounts.active.joins(:balances)
diff --git a/app/models/help/article.rb b/app/models/help/article.rb
deleted file mode 100644
index 40f79474..00000000
--- a/app/models/help/article.rb
+++ /dev/null
@@ -1,54 +0,0 @@
-class Help::Article
-  attr_reader :frontmatter, :content
-
-  def initialize(frontmatter:, content:)
-    @frontmatter = frontmatter
-    @content = content
-  end
-
-  def title
-    frontmatter["title"]
-  end
-
-  def html
-    render_markdown(content)
-  end
-
-  class << self
-    def root_path
-      Rails.root.join("docs", "help")
-    end
-
-    def find(slug)
-      Dir.glob(File.join(root_path, "*.md")).each do |file_path|
-        file_content = File.read(file_path)
-        frontmatter, markdown_content = parse_frontmatter(file_content)
-
-        return new(frontmatter:, content: markdown_content) if frontmatter["slug"] == slug
-      end
-
-      nil
-    end
-
-    private
-
-      def parse_frontmatter(content)
-        if content =~ /\A---(.+?)---/m
-          frontmatter = YAML.safe_load($1)
-          markdown_content = content[($~.end(0))..-1].strip
-        else
-          frontmatter = {}
-          markdown_content = content
-        end
-
-        [ frontmatter, markdown_content ]
-      end
-  end
-
-  private
-
-    def render_markdown(content)
-      markdown = Redcarpet::Markdown.new(Redcarpet::Render::HTML)
-      markdown.render(content)
-    end
-end
diff --git a/app/models/issue.rb b/app/models/issue.rb
new file mode 100644
index 00000000..0f0cf2d2
--- /dev/null
+++ b/app/models/issue.rb
@@ -0,0 +1,35 @@
+class Issue < ApplicationRecord
+  belongs_to :issuable, polymorphic: true
+
+  after_initialize :set_default_severity
+
+  enum :severity, { critical: 1, error: 2, warning: 3, info: 4 }
+
+  validates :severity, presence: true
+
+  scope :active, -> { where(resolved_at: nil) }
+  scope :ordered, -> { order(:severity) }
+
+  def title
+    model_name.human
+  end
+
+  # The conditions that must be met for an issue to be fixed
+  def stale?
+    raise NotImplementedError, "#{self.class} must implement #{__method__}"
+  end
+
+  def resolve!
+    update!(resolved_at: Time.current)
+  end
+
+  def default_severity
+    :warning
+  end
+
+  private
+
+    def set_default_severity
+      self.severity ||= default_severity
+    end
+end
diff --git a/app/models/issue/exchange_rate_provider_missing.rb b/app/models/issue/exchange_rate_provider_missing.rb
new file mode 100644
index 00000000..72411990
--- /dev/null
+++ b/app/models/issue/exchange_rate_provider_missing.rb
@@ -0,0 +1,9 @@
+class Issue::ExchangeRateProviderMissing < Issue
+  def default_severity
+    :error
+  end
+
+  def stale?
+    ExchangeRate.provider_healthy?
+  end
+end
diff --git a/app/models/issue/exchange_rates_missing.rb b/app/models/issue/exchange_rates_missing.rb
new file mode 100644
index 00000000..1527fec5
--- /dev/null
+++ b/app/models/issue/exchange_rates_missing.rb
@@ -0,0 +1,15 @@
+class Issue::ExchangeRatesMissing < Issue
+  store_accessor :data, :from_currency, :to_currency, :dates
+
+  validates :from_currency, :to_currency, :dates, presence: true
+
+  def stale?
+    if dates.length == 1
+      ExchangeRate.find_rate(from: from_currency, to: to_currency, date: dates.first).present?
+    else
+      sorted_dates = dates.sort
+      rates = ExchangeRate.find_rates(from: from_currency, to: to_currency, start_date: sorted_dates.first, end_date: sorted_dates.last)
+      rates.length == dates.length
+    end
+  end
+end
diff --git a/app/models/issue/prices_missing.rb b/app/models/issue/prices_missing.rb
new file mode 100644
index 00000000..823c1d19
--- /dev/null
+++ b/app/models/issue/prices_missing.rb
@@ -0,0 +1,22 @@
+class Issue::PricesMissing < Issue
+  store_accessor :data, :missing_prices
+
+  validates :missing_prices, presence: true
+
+  def append_missing_price(ticker, date)
+    missing_prices[ticker] ||= []
+    missing_prices[ticker] << date
+  end
+
+  def stale?
+    stale = true
+    missing_prices.each do |ticker, dates|
+      oldest_date = dates.min
+      expected_price_count = (oldest_date..Date.current).count
+      prices = Security::Price.find_prices(ticker: ticker, start_date: oldest_date)
+      stale = false if prices.count < expected_price_count
+    end
+
+    stale
+  end
+end
diff --git a/app/models/issue/unknown.rb b/app/models/issue/unknown.rb
new file mode 100644
index 00000000..d232ebcb
--- /dev/null
+++ b/app/models/issue/unknown.rb
@@ -0,0 +1,11 @@
+class Issue::Unknown < Issue
+  def default_severity
+    :warning
+  end
+
+  # Unknown issues are always stale because we only want to show them
+  # to the user once.  If the same error occurs again, we'll create a new instance.
+  def stale?
+    true
+  end
+end
diff --git a/app/models/provider/synth.rb b/app/models/provider/synth.rb
index 6a86543e..8a0a8302 100644
--- a/app/models/provider/synth.rb
+++ b/app/models/provider/synth.rb
@@ -5,6 +5,11 @@ class Provider::Synth
     @api_key = api_key
   end
 
+  def healthy?
+    response = client.get("#{base_url}/user")
+    JSON.parse(response.body).dig("id").present?
+  end
+
   def fetch_security_prices(ticker:, start_date:, end_date:)
     prices = paginate(
       "#{base_url}/tickers/#{ticker}/open-close",
diff --git a/app/models/setting.rb b/app/models/setting.rb
index 88cfdad1..9ecadd37 100644
--- a/app/models/setting.rb
+++ b/app/models/setting.rb
@@ -20,6 +20,8 @@ class Setting < RailsSettings::Base
   field :app_domain, type: :string, default: ENV["APP_DOMAIN"]
   field :email_sender, type: :string, default: ENV["EMAIL_SENDER"]
 
+  field :synth_api_key, type: :string, default: ENV["SYNTH_API_KEY"]
+
   scope :smtp_settings do
     field :smtp_host, type: :string, read_only: true, default: ENV["SMTP_ADDRESS"]
     field :smtp_port, type: :string, read_only: true, default: ENV["SMTP_PORT"]
diff --git a/app/views/accounts/_alert.html.erb b/app/views/accounts/_alert.html.erb
deleted file mode 100644
index 697f0942..00000000
--- a/app/views/accounts/_alert.html.erb
+++ /dev/null
@@ -1,19 +0,0 @@
-<%# locals: (message:, help_path: nil) -%>
-<%= tag.div class: "flex gap-6 items-center rounded-xl px-4 py-3 bg-error/5",
-            data: { controller: "element-removal" },
-            role: "alert" do %>
-  <div class="flex gap-3 items-center text-red-500 grow overflow-x-scroll">
-    <%= lucide_icon("alert-octagon", class: "w-5 h-5 shrink-0") %>
-    <p class="text-sm whitespace-nowrap"><%= message %></p>
-  </div>
-
-  <div class="flex items-center gap-4 ml-auto">
-    <% if help_path %>
-      <%= link_to "Troubleshoot", help_path, class: "text-red-500 font-medium hover:underline", data: { turbo_frame: :drawer } %>
-    <% end %>
-
-    <%= tag.button data: { action: "click->element-removal#remove" } do %>
-      <%= lucide_icon("x", class: "w-5 h-5 shrink-0 text-red-500") %>
-    <% end %>
-  </div>
-<% end %>
diff --git a/app/views/accounts/show.html.erb b/app/views/accounts/show.html.erb
index c794140d..6da5ab9b 100644
--- a/app/views/accounts/show.html.erb
+++ b/app/views/accounts/show.html.erb
@@ -45,8 +45,8 @@
     </div>
   </div>
 
-  <% if @account.alert %>
-    <%= render "alert", message: @account.alert, help_path: help_article_path("troubleshooting") %>
+  <% if @account.highest_priority_issue %>
+    <%= render partial: "issues/issue", locals: { issue: @account.highest_priority_issue } %>
   <% end %>
 
   <div class="bg-white shadow-xs rounded-xl border border-alpha-black-25 rounded-lg">
diff --git a/app/views/help/articles/show.html.erb b/app/views/help/articles/show.html.erb
deleted file mode 100644
index d2a9eeff..00000000
--- a/app/views/help/articles/show.html.erb
+++ /dev/null
@@ -1,7 +0,0 @@
-<%= drawer do %>
-  <div class="prose">
-    <%= tag.h1 @article.title %>
-
-    <%= sanitize(@article.html).html_safe %>
-  </div>
-<% end %>
diff --git a/app/views/issue/exchange_rate_provider_missings/show.html.erb b/app/views/issue/exchange_rate_provider_missings/show.html.erb
new file mode 100644
index 00000000..a00cef56
--- /dev/null
+++ b/app/views/issue/exchange_rate_provider_missings/show.html.erb
@@ -0,0 +1,28 @@
+<%= content_for :title, @issue.title %>
+
+<%= content_for :description do %>
+  <p>You have set your family currency preference to <%= Current.family.currency %>.  <%= @issue.issuable.name %> has
+    entries in another currency, which means we have to fetch exchange rates from a data provider to accurately show
+    historical results.</p>
+
+  <p>We have detected that your exchange rates provider is not configured yet.</p>
+<% end %>
+
+<%= content_for :action do %>
+  <% if self_hosted? %>
+    <p>To fix this issue, you need to provide an API key for your exchange rate provider.</p>
+
+    <p>Currently, we support <%= link_to "Synth Finance", "https://synthfinance.com", target: "_blank" %>, so you need
+      to
+      get a free API key from the link provided.</p>
+
+    <p>Once you have your API key, paste it below to configure it.</p>
+
+    <%= styled_form_with model: @issue, url: issue_exchange_rate_provider_missing_path(@issue), method: :patch, class: "space-y-3" do |form| %>
+      <%= form.text_field :synth_api_key, label: "Synth API Key", placeholder: "Synth API Key", type: "password", class: "w-full", value: Setting.synth_api_key %>
+      <%= form.submit "Save and Re-Sync Account", class: "btn-primary" %>
+    <% end %>
+  <% else %>
+    <p>Please contact the Maybe team.</p>
+  <% end %>
+<% end %>
diff --git a/app/views/issue/exchange_rates_missings/show.html.erb b/app/views/issue/exchange_rates_missings/show.html.erb
new file mode 100644
index 00000000..5504ebae
--- /dev/null
+++ b/app/views/issue/exchange_rates_missings/show.html.erb
@@ -0,0 +1,22 @@
+<%= content_for :title, @issue.title %>
+
+<%= content_for :description do %>
+  <p>Some exchange rates are missing for this account.</p>
+
+  <pre><code><%= JSON.pretty_generate(@issue.data) %></code></pre>
+<% end %>
+
+<%= content_for :action do %>
+  <p>The Synth data provider could not find the requested data.</p>
+
+  <p>We are actively developing Synth to be a low cost and easy to use data provider. You can help us improve Synth by
+    requesting the data you need.</p>
+
+  <p>Please post in our <%= link_to "Discord server", "https://link.maybe.co/discord", target: "_blank" %> with the
+    following information:</p>
+
+  <ul>
+    <li>What type of data is missing?</li>
+    <li>Any other information you think might be helpful</li>
+  </ul>
+<% end %>
diff --git a/app/views/issue/unknowns/show.html.erb b/app/views/issue/unknowns/show.html.erb
new file mode 100644
index 00000000..a6ba2084
--- /dev/null
+++ b/app/views/issue/unknowns/show.html.erb
@@ -0,0 +1,23 @@
+<%= content_for :title, @issue.title %>
+
+<%= content_for :description do %>
+  <p>An unknown issue has occurred.</p>
+
+  <pre><code><%= JSON.pretty_generate(@issue.data || "No data provided for this issue") %></code></pre>
+<% end %>
+
+<%= content_for :action do %>
+  <p>There is no fix for this issue yet.</p>
+
+  <p>Maybe is in active development and we value your feedback. There are a couple ways you can report this issue to
+    help us make Maybe better:</p>
+
+  <ul>
+    <li>Post in our <%= link_to "Discord server", "https://link.maybe.co/discord", target: "_blank" %></li>
+    <li>Open an issue on
+      our <%= link_to "Github repository", "https://github.com/maybe-finance/maybe/issues", target: "_blank" %></li>
+  </ul>
+
+  <p>If there is data shown in the code block above that you think might be helpful, please include it in your
+    report.</p>
+<% end %>
diff --git a/app/views/issues/_issue.html.erb b/app/views/issues/_issue.html.erb
new file mode 100644
index 00000000..cc80fbb6
--- /dev/null
+++ b/app/views/issues/_issue.html.erb
@@ -0,0 +1,14 @@
+<%# locals: (issue:) %>
+
+<% priority_class = issue.critical? || issue.error? ? "bg-error/5" : "bg-warning/5" %>
+
+<%= tag.div class: "flex gap-6 items-center rounded-xl px-4 py-3 #{priority_class}" do %>
+  <div class="flex gap-3 items-center text-red-500 grow overflow-x-scroll">
+    <%= lucide_icon("alert-octagon", class: "w-5 h-5 shrink-0") %>
+    <p class="text-sm whitespace-nowrap"><%= issue.title %></p>
+  </div>
+
+  <div class="flex items-center gap-4 ml-auto">
+    <%= link_to "Troubleshoot", issue_path(issue), class: "text-red-500 font-medium hover:underline", data: { turbo_frame: :drawer } %>
+  </div>
+<% end %>
diff --git a/app/views/layouts/issues.html.erb b/app/views/layouts/issues.html.erb
new file mode 100644
index 00000000..1a606279
--- /dev/null
+++ b/app/views/layouts/issues.html.erb
@@ -0,0 +1,15 @@
+<%= drawer do %>
+  <article class="prose">
+    <%= tag.h2 do %>
+      <%= yield :title %>
+    <% end %>
+
+    <%= tag.h3 t(".description") %>
+    <%= yield :description %>
+
+    <%= tag.h3 t(".action") %>
+    <%= yield :action %>
+  </article>
+<% end %>
+
+<%= render template: "layouts/application" %>
diff --git a/config/brakeman.ignore b/config/brakeman.ignore
index b6e8ef70..b0e688cd 100644
--- a/config/brakeman.ignore
+++ b/config/brakeman.ignore
@@ -1,6 +1,29 @@
 {
   "ignored_warnings": [
+    {
+      "warning_type": "Dynamic Render Path",
+      "warning_code": 15,
+      "fingerprint": "03a2010b605b8bdb7d4e1566720904d69ef2fbf8e7bc35735b84e161b475215e",
+      "check_name": "Render",
+      "message": "Render path contains parameter value",
+      "file": "app/controllers/issues_controller.rb",
+      "line": 5,
+      "link": "https://brakemanscanner.org/docs/warning_types/dynamic_render_path/",
+      "code": "render(template => \"#{Current.family.issues.find(params[:id]).class.name.underscore.pluralize}/show\", { :layout => \"issues\" })",
+      "render_path": null,
+      "location": {
+        "type": "method",
+        "class": "IssuesController",
+        "method": "show"
+      },
+      "user_input": "params[:id]",
+      "confidence": "Weak",
+      "cwe_id": [
+        22
+      ],
+      "note": ""
+    }
   ],
-  "updated": "2024-08-09 10:16:00 -0400",
+  "updated": "2024-08-16 10:19:50 -0400",
   "brakeman_version": "6.1.2"
 }
diff --git a/config/i18n-tasks.yml b/config/i18n-tasks.yml
index 9b2ac779..7e58f1f3 100644
--- a/config/i18n-tasks.yml
+++ b/config/i18n-tasks.yml
@@ -25,7 +25,7 @@ search:
     - app/assets/builds
 ignore_unused:
   - 'activerecord.attributes.*' # i18n-tasks does not detect these on forms, forms validations (https://github.com/glebm/i18n-tasks/blob/0b4b483c82664f26c5696fb0f6aa1297356e4683/templates/config/i18n-tasks.yml#L146)
-  - 'activerecord.models.account*' # i18n-tasks does not detect use in dynamic model names (e.g. object.model_name.human)
+  - 'activerecord.models.*' # i18n-tasks does not detect use in dynamic model names (e.g. object.model_name.human)
   - 'helpers.submit.*' # i18n-tasks does not detect used at forms
   - 'helpers.label.*' # i18n-tasks does not detect used at forms
   - 'accounts.show.sync_message_*' # messages generated in the sync ActiveJob
diff --git a/config/locales/models/account/sync/en.yml b/config/locales/models/account/sync/en.yml
new file mode 100644
index 00000000..324ea42e
--- /dev/null
+++ b/config/locales/models/account/sync/en.yml
@@ -0,0 +1,5 @@
+---
+en:
+  account:
+    sync:
+      failed: Sync failed
diff --git a/config/locales/models/issue/en.yml b/config/locales/models/issue/en.yml
new file mode 100644
index 00000000..b23fac8f
--- /dev/null
+++ b/config/locales/models/issue/en.yml
@@ -0,0 +1,7 @@
+---
+en:
+  activerecord:
+    models:
+      issue/exchange_rate_provider_missing: Exchange rate provider missing
+      issue/exchange_rates_missing: Exchange rates missing
+      issue/unknown: Unknown issue occurred
diff --git a/config/locales/views/layout/en.yml b/config/locales/views/layout/en.yml
index 4b2d7ece..0e847ab0 100644
--- a/config/locales/views/layout/en.yml
+++ b/config/locales/views/layout/en.yml
@@ -8,6 +8,9 @@ en:
       sign_up: create an account
       terms_of_service: Terms of Service
       your_account: Your account
+    issues:
+      action: How to fix this issue
+      description: Issue Description
     sidebar:
       accounts: Accounts
       dashboard: Dashboard
diff --git a/config/routes.rb b/config/routes.rb
index 15c00c9f..bbf8c8ac 100644
--- a/config/routes.rb
+++ b/config/routes.rb
@@ -102,6 +102,12 @@ Rails.application.routes.draw do
 
   resources :institutions, except: %i[ index show ]
 
+  resources :issues, only: :show
+
+  namespace :issue do
+    resources :exchange_rate_provider_missings, only: :update
+  end
+
   # For managing self-hosted upgrades and release notifications
   resources :upgrades, only: [] do
     member do
diff --git a/config/tailwind.config.js b/config/tailwind.config.js
index cdb2c99d..aa7cbf2e 100644
--- a/config/tailwind.config.js
+++ b/config/tailwind.config.js
@@ -52,27 +52,17 @@ module.exports = {
           to: { "stroke-dashoffset": 0 },
         },
       },
-      typography: {
+      typography: (theme) => ({
         DEFAULT: {
           css: {
             maxWidth: "none",
-            a: {
-              color: "inherit",
-              textDecoration: "underline",
-            },
             h2: {
-              fontSize: "1.125rem",
-              fontWeight: "inherit",
-              lineHeight: "1.75rem",
-              marginBottom: "0.625rem",
-              marginTop: "0.875rem",
+              fontSize: theme("fontSize.xl"),
+              fontWeight: theme("fontWeight.medium"),
             },
-            p: {
-              marginBottom: "0.625rem",
-              marginTop: "0.875rem",
-            },
-            strong: {
-              color: "inherit",
+            h3: {
+              fontSize: theme("fontSize.lg"),
+              fontWeight: theme("fontWeight.medium"),
             },
             li: {
               margin: 0,
@@ -94,7 +84,7 @@ module.exports = {
             },
           },
         },
-      },
+      }),
     },
   },
   plugins: [
diff --git a/db/migrate/20240815125404_create_issues.rb b/db/migrate/20240815125404_create_issues.rb
new file mode 100644
index 00000000..cb28ce95
--- /dev/null
+++ b/db/migrate/20240815125404_create_issues.rb
@@ -0,0 +1,14 @@
+class CreateIssues < ActiveRecord::Migration[7.2]
+  def change
+    create_table :issues, id: :uuid do |t|
+      t.references :issuable, type: :uuid, polymorphic: true
+      t.string :type
+      t.integer :severity
+      t.datetime :last_observed_at
+      t.datetime :resolved_at
+      t.jsonb :data
+
+      t.timestamps
+    end
+  end
+end
diff --git a/db/migrate/20240815190722_remove_warnings_from_sync.rb b/db/migrate/20240815190722_remove_warnings_from_sync.rb
new file mode 100644
index 00000000..6e41ded1
--- /dev/null
+++ b/db/migrate/20240815190722_remove_warnings_from_sync.rb
@@ -0,0 +1,5 @@
+class RemoveWarningsFromSync < ActiveRecord::Migration[7.2]
+  def change
+    remove_column :account_syncs, :warnings, :text, array: true, default: []
+  end
+end
diff --git a/db/schema.rb b/db/schema.rb
index 10e656f9..8c88d122 100644
--- a/db/schema.rb
+++ b/db/schema.rb
@@ -10,7 +10,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema[7.2].define(version: 2024_08_13_170608) do
+ActiveRecord::Schema[7.2].define(version: 2024_08_15_190722) do
   # These are extensions that must be enabled in order to support this database
   enable_extension "pgcrypto"
   enable_extension "plpgsql"
@@ -69,7 +69,6 @@ ActiveRecord::Schema[7.2].define(version: 2024_08_13_170608) do
     t.date "start_date"
     t.datetime "last_ran_at"
     t.string "error"
-    t.text "warnings", default: [], array: true
     t.datetime "created_at", null: false
     t.datetime "updated_at", null: false
     t.index ["account_id"], name: "index_account_syncs_on_account_id"
@@ -119,7 +118,7 @@ ActiveRecord::Schema[7.2].define(version: 2024_08_13_170608) do
     t.boolean "is_active", default: true, null: false
     t.date "last_sync_date"
     t.uuid "institution_id"
-    t.virtual "classification", type: :string, as: "\nCASE\n    WHEN ((accountable_type)::text = ANY (ARRAY[('Loan'::character varying)::text, ('CreditCard'::character varying)::text, ('OtherLiability'::character varying)::text])) THEN 'liability'::text\n    ELSE 'asset'::text\nEND", stored: true
+    t.virtual "classification", type: :string, as: "\nCASE\n    WHEN ((accountable_type)::text = ANY ((ARRAY['Loan'::character varying, 'CreditCard'::character varying, 'OtherLiability'::character varying])::text[])) THEN 'liability'::text\n    ELSE 'asset'::text\nEND", stored: true
     t.index ["accountable_type"], name: "index_accounts_on_accountable_type"
     t.index ["family_id"], name: "index_accounts_on_family_id"
     t.index ["institution_id"], name: "index_accounts_on_institution_id"
@@ -318,6 +317,19 @@ ActiveRecord::Schema[7.2].define(version: 2024_08_13_170608) do
     t.index ["token"], name: "index_invite_codes_on_token", unique: true
   end
 
+  create_table "issues", id: :uuid, default: -> { "gen_random_uuid()" }, force: :cascade do |t|
+    t.string "issuable_type"
+    t.uuid "issuable_id"
+    t.string "type"
+    t.integer "severity"
+    t.datetime "last_observed_at"
+    t.datetime "resolved_at"
+    t.jsonb "data"
+    t.datetime "created_at", null: false
+    t.datetime "updated_at", null: false
+    t.index ["issuable_type", "issuable_id"], name: "index_issues_on_issuable"
+  end
+
   create_table "loans", id: :uuid, default: -> { "gen_random_uuid()" }, force: :cascade do |t|
     t.datetime "created_at", null: false
     t.datetime "updated_at", null: false
diff --git a/docs/help/placeholder.md b/docs/help/placeholder.md
deleted file mode 100644
index 3ede4e8b..00000000
--- a/docs/help/placeholder.md
+++ /dev/null
@@ -1,10 +0,0 @@
----
-title: Troubleshooting
-slug: troubleshooting
----
-
-Coming soon...
-
-We're working on new guides to help troubleshoot various issues within the app.
-
-Help us out by reporting [issues on Github](https://github.com/maybe-finance/maybe/issues).
diff --git a/lib/money.rb b/lib/money.rb
index bee8a8e6..9aeb0d75 100644
--- a/lib/money.rb
+++ b/lib/money.rb
@@ -3,6 +3,17 @@ class Money
   include ActiveModel::Validations
 
   class ConversionError < StandardError
+    attr_reader :from_currency, :to_currency, :date
+
+    def initialize(from_currency:, to_currency:, date:)
+      @from_currency = from_currency
+      @to_currency = to_currency
+      @date = date
+
+      error_message = message || "Couldn't find exchange rate from #{from_currency} to #{to_currency} on #{date}"
+
+      super(error_message)
+    end
   end
 
   attr_reader :amount, :currency, :store
@@ -37,7 +48,7 @@ class Money
     else
       exchange_rate = store.find_rate(from: iso_code, to: other_iso_code, date: date)&.rate || fallback_rate
 
-      raise ConversionError.new("Couldn't find exchange rate from #{iso_code} to #{other_iso_code} on #{date}") unless exchange_rate
+      raise ConversionError.new(from_currency: iso_code, to_currency: other_iso_code, date: date) unless exchange_rate
 
       Money.new(amount * exchange_rate, other_iso_code)
     end
diff --git a/test/controllers/help/articles_controller_test.rb b/test/controllers/help/articles_controller_test.rb
deleted file mode 100644
index 42f4998d..00000000
--- a/test/controllers/help/articles_controller_test.rb
+++ /dev/null
@@ -1,18 +0,0 @@
-require "test_helper"
-
-class Help::ArticlesControllerTest < ActionDispatch::IntegrationTest
-  setup do
-    sign_in @user = users(:family_admin)
-
-    @article = Help::Article.new(frontmatter: { title: "Test Article", slug: "test-article" }, content: "")
-
-    Help::Article.stubs(:find).returns(@article)
-  end
-
-  test "can view help article" do
-    get help_article_path(@article)
-
-    assert_response :success
-    assert_dom "h1", text: @article.title, count: 1
-  end
-end
diff --git a/test/controllers/issue/exchange_rate_provider_missings_controller_test.rb b/test/controllers/issue/exchange_rate_provider_missings_controller_test.rb
new file mode 100644
index 00000000..10cb6f1a
--- /dev/null
+++ b/test/controllers/issue/exchange_rate_provider_missings_controller_test.rb
@@ -0,0 +1,19 @@
+require "test_helper"
+
+class Issue::ExchangeRateProviderMissingsControllerTest < ActionDispatch::IntegrationTest
+  setup do
+    sign_in users(:family_admin)
+    @issue = issues(:one)
+  end
+
+  test "should update issue" do
+    patch issue_exchange_rate_provider_missing_url(@issue), params: {
+      issue_exchange_rate_provider_missing: {
+        synth_api_key: "1234"
+      }
+    }
+
+    assert_enqueued_with job: AccountSyncJob
+    assert_redirected_to account_url(@issue.issuable)
+  end
+end
diff --git a/test/controllers/issues_controller_test.rb b/test/controllers/issues_controller_test.rb
new file mode 100644
index 00000000..6ba1705f
--- /dev/null
+++ b/test/controllers/issues_controller_test.rb
@@ -0,0 +1,17 @@
+require "test_helper"
+
+class IssuesControllerTest < ActionDispatch::IntegrationTest
+  setup do
+    sign_in users(:family_admin)
+  end
+
+  test "should get show polymorphically" do
+    issues.each do |issue|
+      get issue_url(issue)
+      assert_response :success
+      assert_dom "h2", text: issue.title
+      assert_dom "h3", text: "Issue Description"
+      assert_dom "h3", text: "How to fix this issue"
+    end
+  end
+end
diff --git a/test/fixtures/account/syncs.yml b/test/fixtures/account/syncs.yml
index 48c7fc4f..f042d3b1 100644
--- a/test/fixtures/account/syncs.yml
+++ b/test/fixtures/account/syncs.yml
@@ -4,7 +4,6 @@ one:
   start_date: 2024-07-07
   last_ran_at: 2024-07-07 09:03:31
   error: test sync error
-  warnings: [ "test warning 1", "test warning 2" ]
 
 two:
   account: investment
diff --git a/test/fixtures/files/help_article.md b/test/fixtures/files/help_article.md
deleted file mode 100644
index b2dc0b3d..00000000
--- a/test/fixtures/files/help_article.md
+++ /dev/null
@@ -1,6 +0,0 @@
----
-title: Placeholder
-slug: placeholder
----
-
-Test help article
\ No newline at end of file
diff --git a/test/fixtures/issues.yml b/test/fixtures/issues.yml
new file mode 100644
index 00000000..23ccd35d
--- /dev/null
+++ b/test/fixtures/issues.yml
@@ -0,0 +1,5 @@
+one:
+  issuable: depository
+  issuable_type: Account
+  type: Issue::Unknown
+  last_observed_at: 2024-08-15 08:54:04
diff --git a/test/interfaces/exchange_rate_provider_interface_test.rb b/test/interfaces/exchange_rate_provider_interface_test.rb
index df851688..d45e546e 100644
--- a/test/interfaces/exchange_rate_provider_interface_test.rb
+++ b/test/interfaces/exchange_rate_provider_interface_test.rb
@@ -4,7 +4,9 @@ module ExchangeRateProviderInterfaceTest
   extend ActiveSupport::Testing::Declarative
 
   test "exchange rate provider interface" do
+    assert_respond_to @subject, :healthy?
     assert_respond_to @subject, :fetch_exchange_rate
+    assert_respond_to @subject, :fetch_exchange_rates
   end
 
   test "exchange rate provider response contract" do
diff --git a/test/interfaces/security_price_provider_interface_test.rb b/test/interfaces/security_price_provider_interface_test.rb
index 97f2e9ad..c5642656 100644
--- a/test/interfaces/security_price_provider_interface_test.rb
+++ b/test/interfaces/security_price_provider_interface_test.rb
@@ -4,6 +4,7 @@ module SecurityPriceProviderInterfaceTest
   extend ActiveSupport::Testing::Declarative
 
   test "security price provider interface" do
+    assert_respond_to @subject, :healthy?
     assert_respond_to @subject, :fetch_security_prices
   end
 
diff --git a/test/models/account/balance/syncer_test.rb b/test/models/account/balance/syncer_test.rb
index b6048231..9bfeffcb 100644
--- a/test/models/account/balance/syncer_test.rb
+++ b/test/models/account/balance/syncer_test.rb
@@ -78,7 +78,9 @@ class Account::Balance::SyncerTest < ActiveSupport::TestCase
     create_exchange_rate(1.day.ago.to_date, from: "EUR", to: "USD", rate: 2)
     create_exchange_rate(Date.current, from: "EUR", to: "USD", rate: 2)
 
-    run_sync_for(@account)
+    with_env_overrides SYNTH_API_KEY: ENV["SYNTH_API_KEY"] || "fookey" do
+      run_sync_for(@account)
+    end
 
     usd_balances = @account.balances.where(currency: "USD").chronological.map(&:balance)
     eur_balances = @account.balances.where(currency: "EUR").chronological.map(&:balance)
@@ -88,30 +90,29 @@ class Account::Balance::SyncerTest < ActiveSupport::TestCase
     assert_equal [ 42000, 40000, 40000 ], usd_balances # converted balances at rate of 2:1
   end
 
-  test "fails with error if exchange rate not available for any entry" do
-    create_transaction(account: @account, currency: "EUR")
+  test "raises issue if missing exchange rates" do
+    create_transaction(date: Date.current, account: @account, currency: "EUR")
+
+    ExchangeRate.expects(:find_rate).with(from: "EUR", to: "USD", date: Date.current).returns(nil)
+    @account.expects(:observe_missing_exchange_rates).with(from: "EUR", to: "USD", dates: [ Date.current ])
 
     syncer = Account::Balance::Syncer.new(@account)
 
-    with_env_overrides SYNTH_API_KEY: nil do
-      assert_raises Money::ConversionError do
-        syncer.run
-      end
-    end
+    syncer.run
   end
 
   # Account is able to calculate balances in its own currency (i.e. can still show a historical graph), but
   # doesn't have exchange rates available to convert those calculated balances to the family currency
-  test "completes with warning if exchange rates not available to convert to family currency" do
+  test "observes issue if exchange rate provider is not configured" do
     @account.update! currency: "EUR"
 
     syncer = Account::Balance::Syncer.new(@account)
 
+    @account.expects(:observe_missing_exchange_rate_provider)
+
     with_env_overrides SYNTH_API_KEY: nil do
       syncer.run
     end
-
-    assert_equal 1, syncer.warnings.count
   end
 
   test "overwrites existing balances and purges stale balances" do
diff --git a/test/models/account/holding/syncer_test.rb b/test/models/account/holding/syncer_test.rb
index fd917a0d..b95476ef 100644
--- a/test/models/account/holding/syncer_test.rb
+++ b/test/models/account/holding/syncer_test.rb
@@ -84,6 +84,8 @@ class Account::Holding::SyncerTest < ActiveSupport::TestCase
                               Security::Price.new(ticker: "AMZN", date: 1.day.ago.to_date, price: 215)
                             ])
 
+    @account.expects(:observe_missing_price).with(ticker: "AMZN", date: Date.current).once
+
     run_sync_for(@account)
 
     assert_holdings(expected)
diff --git a/test/models/account/issue_test.rb b/test/models/account/issue_test.rb
new file mode 100644
index 00000000..58408f23
--- /dev/null
+++ b/test/models/account/issue_test.rb
@@ -0,0 +1,7 @@
+require "test_helper"
+
+class Account::IssueTest < ActiveSupport::TestCase
+  test "the truth" do
+    assert true
+  end
+end
diff --git a/test/models/account/sync_test.rb b/test/models/account/sync_test.rb
index 1167a41d..75b6eaec 100644
--- a/test/models/account/sync_test.rb
+++ b/test/models/account/sync_test.rb
@@ -14,14 +14,11 @@ class Account::SyncTest < ActiveSupport::TestCase
     Account::Balance::Syncer.expects(:new).with(@account, start_date: nil).returns(@balance_syncer).once
     Account::Holding::Syncer.expects(:new).with(@account, start_date: nil).returns(@holding_syncer).once
 
+    @account.expects(:resolve_stale_issues).once
     @balance_syncer.expects(:run).once
-    @balance_syncer.expects(:warnings).returns([ "test balance sync warning" ]).once
-
     @holding_syncer.expects(:run).once
-    @holding_syncer.expects(:warnings).returns([ "test holding sync warning" ]).once
 
     assert_equal "pending", @sync.status
-    assert_equal [], @sync.warnings
     assert_nil @sync.last_ran_at
 
     @sync.run
@@ -29,7 +26,6 @@ class Account::SyncTest < ActiveSupport::TestCase
     streams = capture_turbo_stream_broadcasts [ @account.family, :notifications ]
 
     assert_equal "completed", @sync.status
-    assert_equal [ "test balance sync warning", "test holding sync warning" ], @sync.warnings
     assert @sync.last_ran_at
 
     assert_equal "append", streams.first["action"]
diff --git a/test/models/help/article_test.rb b/test/models/help/article_test.rb
deleted file mode 100644
index eaac5377..00000000
--- a/test/models/help/article_test.rb
+++ /dev/null
@@ -1,21 +0,0 @@
-require "test_helper"
-
-class Help::ArticleTest < ActiveSupport::TestCase
-  include ActiveJob::TestHelper
-
-  setup do
-    Help::Article.stubs(:root_path).returns(Rails.root.join("test", "fixtures", "files"))
-  end
-
-  test "returns nil if article not found" do
-    assert_nil Help::Article.find("missing")
-  end
-
-  test "find and renders markdown article" do
-    article = Help::Article.find("placeholder")
-
-    assert_equal "Placeholder", article.title
-    assert_equal "Test help article", article.content
-    assert_equal "<p>Test help article</p>\n", article.html
-  end
-end
diff --git a/test/models/issue_test.rb b/test/models/issue_test.rb
new file mode 100644
index 00000000..7e15ee90
--- /dev/null
+++ b/test/models/issue_test.rb
@@ -0,0 +1,7 @@
+require "test_helper"
+
+class IssueTest < ActiveSupport::TestCase
+  # test "the truth" do
+  #   assert true
+  # end
+end