<li><strong>Invoice number:</strong> {{ invoice.id }}

    <li><strong>Invoice status:</strong> {{ invoice.get_status_display }}</li>

    <li><strong>Issue date:</strong> {{ invoice.issue_time|date:"DATE_FORMAT" }}

    {% if not invoice.is_void %}

      <li><strong>Due:</strong> {{ invoice.due_time|date:"DATETIME_FORMAT"}}</li>

    {% endif %}

  </ul>

{% endwith %}

<p>This invoice has been issued as a result of an application to attend (conference name).</p>

<h2>Credit Note</h2>

{% with note_user=credit_note.invoice.user %}

  <ul>

    <li><strong>Number:</strong> {{ credit_note.id }}

    <li><strong>Value:</strong> {{ credit_note.value }}</li>

    <li><strong>Status:</strong> {{ credit_note.status }}</li>

  </ul>

{% endwith %}

<p>This credit note was generated from funds excess from invoice {{ credit_note.invoice.id }}.</p>