MTN bad service

**** services they're Stelling my money since December taking 2 payments a month and then they stop my account and they have received the payment already then I have to pay activation vee if endo it was not my problem a problem with there acounting if I check my bank statement I must be in credit with over R2000 they are costing me money they don't come back to you its the worst service in the word if any one is reading this please Rader seport cellc, telkome or any ather network mtn will be worst mistake of your life I have my bank statement with payment proof still know one can help me