It is important to know the reasons why a contact has decided to opt out of your mailing. This can give you a better indication if you are sending too much mail or gauge their interest.
- Go to Assets
- Select 'Forms'
- Click Create Form or Edit an existing form
- Drag over a Full layout from the Design tab on the right side
- Drag a Reason button to the new cell to assign as Reason type field
- Click onto the Reason field (left) and edit (right)
Learn more about forms in this online tutorial.