...
At this point in the implementation process you can make changes related to the notification templates, using a combination of Content , Process and Attribute Revisions. You can choose to use the delivered templates without modifications, in which case you will skip this step and the next step.
...
Create Attribute Revision(s) for Notification Templates
Process Attribute Revisions are powerful tools for applying changes that were made in Content Revisions to the onboarding process.
...