Please note: This feature is available only on Premium Versions.

 

The first thing you need to do is creating a custom field, this can be done on the Fields tab.

 

1

Next, you have to click on the Notifications Tab, then scroll down to find the template you would like to incorporate the custom field.

2

Please note:  You have to use this format [BUP_CUSTOM_custom_meta_name]

If don’t make it this way the custom field won’t be included in the email template.