Guys I am using a prepaid vodafone number, I wanna clear you one thing that before you are supposed to buy a sim, make sure you cleared a thing that operators network. in chandigarh there is a very bad network connection of vodafone operators. buffering buffering every time, so previous month I changed my number to idea network, and it seems good not best but atleast better than vodafone, vodafone srslly frustrating me . and about customer it is good not bad as network, and about charges approx same as that of others operators, thnks,