mistake from them and now my line suspended

did an upgrade in Sep then oct was billed R1300 something instead of R695, queried that until it was sorted after long struggle making so many calls to Telkom, now in dec they billed me with R695 correct amout towrads end Dec got an sms sayinf i owe them R430 i called they advised i hav epaid i should ignore, Jan receive same sms called same thing i must ignore i paid , noe in Jan billing invoice is R1000 something, then they suppose to bill me 695 evermonth but no since oct its problems have to fight with telkom inregards to my bill, worse now my servive is suspended for what?? they suupose to bill me 20th but no they bill me 21st of each month i signed for 20th , now i even have R115 charge from the bank because of the R430 they attempted to debit in Dec which is an incorrect amount they had already debited on the 21st R695 , now they did not even debit yesterday and today and they suspend my acc and there is money in my acc i , called in today sopke to Meshan who picked up there is something wrong with my acc from their side he promised to get back to me at 15h30 no call was received called spoke sibongile who advised Meshan knocks off at 15h00!!! while he promised to call<br>