Airtel has now increased the data plans. so Opt for MNP and move to Bsnl. Bsnl is giving free incoming in roaming and is also having good networks than Airtel, So all of you opt for bsnl and shunt from Airtel. Also Bsnl is having good data plans for 3 g services and they are also giving 1 gb of 3g data for just 68 rs and its validith is for 3 days from today.
So just go go go go go go and opt for Bsnl just by opting for mnp.