Specifying the Email Format for Auto Response
Use the following procedure to specify the email format for auto response.
To specify the email format for auto response
Navigate to the Administration - Communications screen, then the All Response Groups view.
Select a Response Group, and then the Input Arguments tab.
Add a new record, then enter the following values:
Name: EmailFormat
Note: If you do not specify EmailFormat, the default format is Plain Text.Value: HTML/Plain Text (for HTML) or Plain Text for (Plain Text)