You mentioning SyncbackSE made me wonder if SBSE would be related to SynBackSE. The weired extensions looked like temporary files to me.
Google(d) syncback temporary files and found e.g.http://www.2brightsparks.com/bb/viewtopic.php?t=7867 confirming my idea.
Since this has nothing to do...
I like to move any sent e-mail according to three CommandButtons from a User Form.
I paste and copied the following code in ThisOutlookSession:
Public myCB As Byte
Public Sub Application_ItemSend(ByVal Item As Object, Cancel As Boolean)
'I admit I have no idea about the next...