hi everyone i am using at&t service from past 2 month but i am not liking this service as they the signal quality is very less at my hometown . so now i am thinking to change my service provider to somebody else but cannot decide with whom to change. one of my friend told me that i should get changed to virgin mobile their signal strength is good . what are your suggestion about it as i need to change it very urgently so try to give your opinion as soon as possible .