If you haven't read it already ... RIM has released BlackBerry Enterprise Server Express ... wait a sec, didn't that already exist?

I don't get the reusing of names and RIM's ability to successfully confuse administrators (Like the whole MDS, MDS-CS, MDS-IS debacle) ... anyhoo check it out: BlackBerry - BlackBerry Enterprise Server Express

Things to note:

• Supported on Exchange 2003/2007/2010 only (yay! 2010 support included)
• Supported on Windows Server 2003

...

I've been reading through the BlackBerry Enterprise Server for Microsoft Exchange Version: 5.0 Performance Benchmarking Guide and picked up a few read-worthy things.

A somewhat English translation of how IT Policy works (in RIM's words)

Sending IT policy updates to BlackBerry devices

If you assign an IT policy to a user account or group, change an existing IT policy, or delete an existing IT policy, the BlackBerry® Policy Service sends an IT policy update...