Vodacom steeling my money

once again i have to place a review my 2nd one in 2 weeks with the poor service of Vodacom. So because i was in arrears with my account i went to the Vodacom shop in Mayville mall to settle my account because Vodacom did not comply with our agreement to deduct all outstang end July which they did not deduct and i have to keep paying penalty fees, so went to the store asked the lady what my outstanding was she said R3242.00 so that is what i have paid i wanted to cancel my contract the lady said you can only cancel with H/O so went home called *** just for them to tell me no you still owe us R606.95 once again i cant cancel my contract with my previous reveiw this guy left me a message he left me a private message on hello peter went into the hello peter page there was nothing no message, Vodacom your service is very poor, every month there is stories i sill have to pay even tough i went to the store to settle and you gave me the wrong amount when will it end.