I had a service with AT&T Wireless for over 1 year. I was on the highest, unlimited plan- using and paying for all that they charged me- unlimited phone calling, unlimited data plan - the works. I was always prompt with my payment which were typically over $150 per month- and sometimes even more. I was out of the country for a month in January 2009 and downgraded to the least plan since I was using a local phone in that country (international roaming was not feasible at all). when I returned, I found out that my company mandated that... read full review »