DESPIRATE CELL C

I HAD A PROBLEM IN JULY OF THIS YEAR THEY CHARGED ME R185 ,INSTEAD OF R75.WHEN PHONED I WAS TOLD I DID NOT UPGRADE ,I TOLD THEM I DONT WANT TO UPGRADE BUT TO KEEP IT AS IT IS AT R75.THIS MONTH 30/09 I AGAIN GOT A ACCOUNT FOR R99 AND NOT R75.WHEN PHONED TODAY 1/10 I HAD TO PHONE TWICE AS THE OPPERATOR WAS WERY UNHELPFULL AND SWICHED ME OFF.WHAT TIPE OF OPPERATORS DO THEY EMPLOY?????THE OTHER OPPERATOR SAID MY CONTRACT IS NOW R99.NOBODY SEEM TO BE HELPFULL. ARE THEY SO DESPIRATE FOR MONEY ,I WILL NEVER TELL PEOPLE TO TAKE A CELL C CONTRACT.