I HAVE REQUESTED FOR PLAN DEACTIVATION VIDE REF NO 100015189139 TIL DATE THE CONCERNED DEPARTMENT IS UNABLE TO DO IT, AND ON QUERYING WITH CUSTOMER CARE THEY REPLIED I NEED TO SEND EMAIL WHICH IS MANDATORY .I DONT UNDERSTADN WHY THEY HAVE GENARTED A REFERNCE NUMBER EARLUIER AND WHY I WAS NOT TOLD BEFORE THAT EMAIL IS NECESSARY TO SEND TO DEACTIVATE A PLAN