When creating an email message in BBIS, you might notice that the button to insert Merge Fields is not showing up.
Article
Number:107126
Products:
Blackbaud_CRM
Blackbaud_Internet_Solutions
This is because the email template that was selected does not have the Data Source selected. Selecting a Data Source will allow you to find Export Definitions of that same type in CRM, which is where the Merge Fields come from.