No, it’s not a feature for aspiring bulemic models, it’s a feature that’s a time-saver for anyone using IMAP email accounts. When you delete a message via IMAP, it stays on the server until you manually click on the “Purge Deleted Email” (not the exact wording) button in Outlook. And that button isn’t on any toolbar – it’s a menu item that you have to drag to a toolbar to get easy one-click access to it. Outlook 2007 adds an option below that’s pretty self-explanatory:
That means no more clicking to clean up your deleted items! Excellent.