app/views/pages/help/how_to_use/index.html.erb
<% content_for :canonical do %>
<%= render "shared/canonical", href: how_to_use_url %>
<% end %>
<div class="row margin-top">
<div class="text small-12 column">
<% if feature?(:help_page) %>
<%= back_link_to help_path %>
<% end %>
<h1><%= t("pages.help.titles.how_to_use") %></h1>
<%= markdown t("pages.help.how_to_use.text") %>
</div>
</div>