Originally posted by: skace
Offline folder settings syncs mailboxes to .ost files. But I couldn't see how that related to a pst export or whatever the op is talking about.
Also, if the mailbox isn't on an Exchange Server, the PST will normally house the mailbox data (all the downloaded mail). So if that same pst is mounted, you will see the same items in both places, but it is really the same location just being viewed twice.