Making mailbox always required - though MSDN is not totally clear on this point
Making mailbox always required - though MSDN is not totally clear on this point

gshutler/Viewpoint,makandra/Viewpoint,Gerd82/Viewpoint,albertdang/Viewpoint,getoutreach/Viewpoint,Datacom/Viewpoint,Tsoondev/Viewpoint,bcherrington/Viewpoint,Windermere/Viewpoint,WinRb/Viewpoint,Strauman/Viewpoint