a) F-Secure AV - no viruses out for WM devices - all it will do is slow down your device IMHO
SPB GPRS Monitor - like you say Paul, fairly redundent with flat rate data!
c) Blackberry Connect - What's wrong with WM5's built in Push email?
But I s'pose some people will use the s/ware.
He who asks a question looks foolish for 5 minutes. He who doesn't ask a question remains foolish forever.