1)keep ur balance zero 2)activate Airtel live setting 3)http://10.2.34.47/airtel-waptu/Register?msisdn=9895000000&region=airtel&apn=no&channelNumber=1090&pacakage=182#card6 here u can see 10 digit no. Like 9895000000. Nw main part of this trick is jurt replace 9895000000 with ur any frndz Airtel no. And open like