Gmail Undo Send still Syncs to ProsperWorks Atsushi Ehara April 12, 2016 21:31 Follow If you have the Undo Send feature turn on in Gmail. The email will still sync with ProsperWorks. To remove the email you can simply go to ProsperWorks' contact's activity feed and select the email and Delete the email. Facebook Twitter LinkedIn Google+ Have more questions? Submit a request Comments Please sign in to leave a comment.