contract cancellation

I am trying to cancel my contract and have had no luck. I have a 3 year contract which has a year left and i need to cancel this or I believe their is an option to sell it on. <br> <br> I have spoken with the Rivonia branch directly and they gave me the customer service email address which I have mailed countless times. I am moving to Knysna where there is no branch so I need to cancel this and nobody wants to help me. I have been trying to do this since November last year.<br> <br> Now would someone please help me! I am tired of \someone will call u in a day or two"cancel this now and stop taking my money or sell this dam thing!!! <br> <br> please call me urgently and resolve this!!!"""