Brian writes “T-Mobile recently lit up EDGE on most of their network, including my neck of the woods. I picked up a $50 Sony Ericsson EDGE card on eBay, popped my SIM into it, and it works great. I’m getting unlimited EDGE for $20 a month (compare to Cingular’s $80). Here’s my HOWTO in pictures.” Link.
HOW TO – EDGE on T-Mobile