CANCELLATION OF TV LICENSE

I NO LONGER HAVE A TV BECAUSE I SOLD IT, BUT DESPITE ME HAVING SENT ALL THE DOCUMENTATION TO THE SABC MY MARRIAGE CERTIFICATE AND CANCELLATION FORM AND ID COPY THEY BLATENTLY REFUSED TO CANCEL THE LICENSE I WON'T PAY FOR SOMETHING I DON'T HAVE AND CAN'T USE BECAUSE I DO NOT HAVE IT