When archiving with a "all documents not access in" or "not modified since" selection the calendar profile document seems to get archived too. Hence a nice user now becomes irrate user due to their signature, mail and view customizations disappearing.
Now, this maybe to the letter of the law ...
We do not use activities, so a feature as written above could be in that service.
When you hand-over projects it would be great to send/forward/delegate a folder with content to a collegue.
Most simple would be the option to select the folder and choose 'forward folder'. ...