not sticking agreement

my 1st complaint i logged was on the 02.03.15. i have dealt with vvm supervisor ashley and he cant assist me any more se he claims it is with top management. we rec an ext on the settlement offer until end of Feb on the 24.02.15 i rec a call stating the sett. offer is no longer valid. i asked them to please listen to the call and get back to me so i can pay this money we only had to pay 1 last inst of r1400 end of feb. after i logged a complaint on vvm they told i received a call stating they have listened to the call and heard i got an extension they just need to discuss with management and get back to me. now interest has been billing since Feb and no one is giving me positive feedback. i did not take names because i thought all comments is being updated on the system. instead agents have attitude every week and edgars is saying they can see all complaints but cant help me. my last response from edgars was 30.04.15 with ref Your reference number: ***/GO<br> <br> This is holding us back and we dont know what to do. we can the R1400 that we were supposed to pay end of Feb as the last installement as per extension agreement. please let usknow