You can create different types of email templates for your dunning policy.
Creating a Dunning Policy Email Template
Go to Billing Management Console and Click Dunning Policy Email Templates under Email & Communication. Alternetively,Go to Setup and type email in the quick find box. Open Email Templates under Communication Templates.
Select Apttus Dunning Policy Email Templates as the Folder.
Click New Template and select a template type from the list of options.
Select Text to use merge fields to personalize your email content.
Select HTML to use Salesforce's pre-defined Email layout options to create your own HTML template.
Select Custom to create your own HTML layout from scratch.
Select VisualForce to use Visualforce for creating email templates.Developers and administrators can use this option to perform advanced operations on data that'll be sent to recipients.
Enter the template information such as Folder, Template Name, Email Layout and Description.
Note
You must select Available For Use option to make the template visible and available for selection.
Using the Merge Field Options, you can add dynamic fields to your email body. As shown in the following screen, on selecting the Name field from the Select Field picklist, you get a Copy Merge Field Value'{!Contact.Name}'.
Paste this value in the Email body to display the contact name in the email.
Enter the Subject and click Save.
The templates you create will be added to the Apttus Dunning Policy Email Templates folder. You can add multiple templates for different reminders and specify one to use in the Dunning Policy Line Item.