Impossible trying to return faulty upgrade

Hi, I am a longstanding Vodacom customer (Red Professional Plan) and recently upgraded to an iPhone 6. On arrival (late July)the phone was faulty and I immediately called the call center, however the number in the SMS confirmation was incorrect, after ping ponging around and a lengthy wait I was advised to go to the Vodacom shop for them to investigate! after a long wait at the Vodacom shop I was told to all call the same call center and arrange for them to collect the faulty device.<br> After more back and forth, the agent claimed it would take up to a week for them to collect - which considering that I got the upgrade 24hours after ordering seemed unusually long, but little did I know that this would be the beginning of my problems.<br> After a week of waiting I contacted the call center who apologised and would \immediately dispatch the courier"";SMS does arrive but no courier! a few days later I endure the call center again and"""