the way the bill the acount

hi its beeen 4 months since i renew my contract with vodacom<br> but now i'm not happy at all i have been bill alot of money <br> when i try to cancel the contract and get the quotation the agent who assist me said <br> i'm going to pay what i'm paying every month multiply by 11 <br> and that money which include insurance <br> what i'm not happy with is that my insurance has nothing to do with the payment <br> can i please get a clarity regard my contract and insurance because <br> i don't think what it si happen its not fair for customers <br> i've been with vodacom for years but i don't think i get advice anyone to take their contract because no one to take the responsility <br> <br> thank you