The latter. Reminders only fire for the default store and default folders.

--�
Milly Staples [MVP - Outlook]

Post all replies to the group to keep the discussion intact. All
unsolicited mail sent to my personal account will be deleted without
reading.

After furious head scratching, Jessica asked:

| I have mailboxes that are accessed by several other users. What I
| would like is to receive desktop alerts regarding new messages for
| the shared mailboxes. I have not found a way to do it successfully so
| far. I have created rules for this purpose with no luck. Is it even
| possible, or am I out of luck?