TATA INDICOM fri misscall alert trick >make ur bal. 1Rs. >just send a msg SUB to 12722.... Now u find confurmatiom msg > now send a another sms UNSUB To 12722... Now u succesfully unsub. Miss call aleart service. But no tencen now u use tis service freely 4 1 month.... U also rcharge ur account but ur bal. Will Not deduct....