In the UK T-Mobile provide an unlimited 3G/HSDPA (High-Speed Downlink Packet Access) Internet connectivity on their handsets for just £7.50 a month.

This makes it a superb way to get Internet connectivity for your laptop, almost anywhere in the UK.

A Macbook with bluetooth, paired with my MDA Vario II (aka HTC Hermes) provides a solid data connection.

If like me you were too cheap to buy an expensive Verisign or similar SSL cert just to get Activesync working, knowing a cheap cert should do the same thing then p12imprt could be just what you are looking for.

No amount of installing the cert to personal or root stores on my mobile device (O2 XDA running windows mobile5) would help with getting activesync running (lots of 80072F17 errors) but the below did:

Get a copy of the cert from your actual server