Microsoft's Windows Phone 8: What's new for business users

We launched Windows Phone 8 on Monday (right on the heels of Windows 8), and carriers will start selling them in November.  Mary Jo Foley wrote a good article for ZDNet on what is new in Windows Phone 8 for business here: http://www.zdnet.com/microsofts-windows-phone-8-whats-new-for-business-users-7000006605/