Airtel I thing it is the worst service in this country.it provides me the worst service.in this all the recharge plans are higher and data plan is also higher.last week I went for airtel survey the customer said he has network problem with. He said that both 3g/4g networks are coming but 2g network is not coming.the postpaid bills also come higher.to pay I dont know whats wrong with airtel why they are all providing the worst service in india.some customers face issue in call drop .