I've seen the following guide but it's no good as I can't use bitinstant from the UK. Can someone recommend an alternative?
Step 1. Download and install TOR
Step 2. While using TOR create a Tormail account You can confirm the address at http://tormail.org/
Step 3. While using TOR, visit http://www.bitinstant.com
Step 4. Choose the Cash deposit to Bitcoin to email option.
Step 5. Follow the instructions on Bitinstant to make your cash deposit, and have your Bitcoins sent to your new Tormail account. No ID is needed.
Step 6. Receive your Bitcoins via email.