Upgrade nightmare

<p>I have 3 lines with Vodacom and 2 are due for upgrade.</p> <p>went the online route and got the deal I wanted in writing (online chat) got a screens hot of the deal.</p> <p>and from there things went down hill.</p> <p>from promises to call me back because the "system was slow" ...never got a call back.</p> <p>after numerous calls to vodacom and being transferred from one person to the next only to be told that the deal that I have a screen shot of doesn't exist !!! how is that possible?? </p> <p>Who can I contact at Vodacom that will take my complaint serious?</p> <p> </p> <p> </p>