SIM CARD FOR MY MOBILE [protected] (POSTPAID) WAS TO BE CANCELLED. APPROACHED YOUR STAFF IN SHIVAJI PARK CUOTMER CARE CENTRE, ON 11TH OF OCT., 2008, WITH A LETTER, BLANK CHEQUE AND SIM CARD. TOKEN NO.74, WINDOW "B' REFERS. EXPALINED STAFF MEMBER WITH A REQUEST TO ACCPEPT CHEQUE FOR CALL CAHRGES ANDSUCHOTHER CHARGES, FILL IN REQUIRED AMOUNT, KEEP THE SIM CARD WITH HIM AND LET ME HAVE CANCELLATION CONFIRMATION. DESPITE REPEATED REUQESTS,...