This tool allows you to configure RPC over HTTPs without all that tedious mucking about in regedit

Click to download: RPC over HTTPs GUI configuration tool

I may not agree with the practise… but message journaling allows you to archive a copy of every message sent into and out of your organisation to meet specific legal requirements. Just be aware of the performance impact it will have on your servers.
An excellent article on Implementing Exchange 2003 Message Journaling can be [...]

Take this Blackberry;
With the advent of SP2 for Exchange, you can now hook up your PDA with Exchange and have it sync using GPRS from where-ever you are, much like a Blackberry.
All the information you need can be found at the following link (Thanks to Daniel Petri for doing the hard work)

http://www.petri.co.il/how_to_sync_ppc_with_exchange_2003.htm