Interesting post on You Had Me At EHLO blog.

Someone asked the following, so I thought I would try and address the issue as I think it is one that is commonly misunderstood:

Could you enlighten us on what happens when an Outlook user uses the permissions tab on a folder to grant access to other users?It apparently isn’t the same as when they use the Delegates.I found a script to dump the delegates, but I have users who are out of control assigning folder permissions!

Continue here.