I bought the usb modem wireless from tata indicom at Pune. But i got transferred to bangalore after a month. They have not given me a bill for the usb modem which they had told me will be given with the sim. After calling them atleast 50 times still no bill has been provided to my relatives house at Pune. After too much shouting and irritation i got a bill through email without an authorised signature. Now i have given for disconnection and it has not been disconnected for the past 20 days. i dont know how much more of money would be wasted... read full review »