Hello {{ invoice.bill_to_first_name }},
{% if invoice.balance > 0 %}We noticed an outstanding balance on your account. {% endif %}To view {% if invoice.balance > 0 %}and pay {% endif %}your invoice online, please go to: {{ SITE_GLOBAL_SITEURL }}{% url 'invoice.view' invoice.id %}.
Attached is the PDF of your invoice.
Thanks,
{{ SITE_GLOBAL_SITEDISPLAYNAME }}