notifications-admin/app/templates/partials/check/not-allowed-to-send-to.html

<h1 class='banner-title' data-module="track-error" data-error-type="Trial mode: bad recipients" data-error-label="{{ upload_id }}">
  You can’t send to
  {{ 'this' if count_of_recipients == 1 else 'these' }}
  {{ template_type_label }}
  {%- if count_of_recipients != 1 -%}
    {{ 'es' if 'email address' == template_type_label else 's' }}
  {%- endif %}
</h1>
<p>
  In <a href="{{ url_for('.trial_mode') }}">trial mode</a> you can only
  send to yourself and members of your team
</p>