Hello a number of years ago I purchased from Cingular an aircard with a true unlimited usage plan, not the 5g/Month that most providers are offering now. On my last bill I was informed that AT&T is no longer going to honor that contract by changing the plan to the current 5g/month max usage. Overages are charged to your account and are very expensive. I want to know is this even legal? I am not a lawyer but I do know right from wrong. This is a breach of contract on AT&T’s part. Does this mean I can just decide $60.00/month... read full review »