I purchased a blackerry from T-mobile because they offered UMA wireless service which was supposed to allow me to make and receive phone calls over the internet and not incur usage charges for this. It worked fine for several months and then out of the blue, I started getting astronomical phone bills. After spending nearly 20 cummulative hours on the phone with Tmobile tech support, billing customer service, etc. I filed a complaint with the FCC. I immediately received a response from the executive response team. (Ralph at 877 290-6323) I... read full review »