finish paying vodacom vontract but layers after me

I had about three vodacom contracts and I did finish paying them but keeps recieving lwetters from the layers after two year they threthning me all the time. Last month I did lay my complain and one of hellopeters consultants name Cassandra phone me and told me that I am clean I owe vodacom nothing.and then she said she is going to get the proof from vodacom and send it to those layers so that they can clear my name .byt Cassandra never phoned me or sent me that lletter to .she didint give me any feedback until now and gess whats I recieve another letter from the layers and the amount is incresing I real need hep urgently .<br> Antonette Wentzel<br> Id no ***<br> Contact .***