Email an Invoice
From the Merchant portal
Invoices | Click invoice number > Click Email Invoice on the top right
The email template will pop up. Verify that the email is correct and click Send.
NOTE: You may append multiple recipients by using a semi-colon to separate them. (i.e - email1@chargezoom; firstname.lastname@example.org; email@example.com)
You may also update the email templates that are being sent - How to Update Email Templates