MTN BILLING **********

I RTOOK OUT A PACKAGE IN 2016 WITH MTN AND MDE IT CLEAR WITH THE NETWORK THAT MY PACKAGE SHOULD NOT HAVE AN OPEN LINE AND IT WAS R 199.00 AND I STARTED NOTICING FOR THE PAST FEW MONTH THAT MY PACKAGE WOULD BE FEW RANDS EXTRA AND FOR THIS MONTHS IT WAS R 200.00 more and when i called tis agent MAPULANG i spoke to who was agitated and annoyed told me that it was changed without my authority last month and i have to pay for the extra R 200.00 as i have used AND SHE WENT ON TO PLACE ME ON HOLD FOR 20 MINUTES AND LATER CAME BACK TO TELL THAT THE IS NO MANAGER TO ATTEND TO THE ISSUE AND THAT THE IS NOTHING THAT SHE CAN DO AS SHE CONTINUED TO CUT ME OFF AND SHE CONTINUED BEING CONDESCENDING WHILE TALKING TO ME I HAD TO ASK HER MORE ENOUGH TIMES NOT TO RAISE HER VOICE AT ME IT FELT I WAS IN A FIGHT WITH THE AGENT AS SHE HAD NO CUSTOMER SERVICE BUT OVERALL I AM BEING CHARGED FOR SOMETHING I DO NOT KNOW AND ATTENDED TO WITH RUDENESS AND NO ASSISTANCE