You cannot have it both ways - sharing calendars and avoiding double booking
requires that your delivery is to the Exchange mailbox. You message rule to
move all mail items to personal folders does not include appointment items
so it should work just fine. This is how I have my Exchange mailbox working
at work and it works perfectly.

Signature
--?
Milly Staples [MVP - Outlook]
Post all replies to the group to keep the discussion intact. Due to
the (insert latest virus name here) virus, all mail sent to my personal
account will be deleted without reading.
After furious head scratching, JimAnAmateur <AntiSpam@FakeMail.com> asked
this group:
| Sorry forgetting to mention that the workaround I so far found useful
| is to define a "message role" which moves all the incoming messages
[quoted text clipped - 28 lines]
|| Thanks in advance!
|| Jim