DSTV - TIRED AND FRUSTRATED

WHAT IS GOING ON WITH DSTV THESE DAYS, OUR PREMIE IS R949 A MONTH BUT EVERY MONTH FOR THE LAST 3 MONTHS THERE IS PROBLEMS WITH THE DEBIT ORDER AMOUNT WHEN ITS NOT R1485 ITS R1549, AND THEN THEY SWITCH OF MY DSTV FOR NO PAYMENT SO WHAT MUST I DO NOW BECAUSE I HAD IT AND EVERY CALL TAKES LIKE 30 TO 45 MINUTES THEN ITS SORTED OUT AND THEN THE NEXT WEEK ONE GETS A SMS YOUR DSTV IS SUSPENDED WHEN YOU JUST HAD THE SAME CONVERSATION LAST WEEK AND EVERYTHING WAS SORTED OUT. SO WHAT MUST I DO NOW PLEASE ADVICE.THANK YOU