WORST SERVICE EVER

I joined Dstv Feb 2015,<br> I got an sms to make my first payment ,i took the plan for R399,and the sms said i must pay R505.40.<br> I MADE THE PAYMENT..<br> I was informed buy the lady helping at the till that I got R1100 bill outstanding.<br> I call you guys to find out what is happening here ,only to find out 2 decoders was registered, how does something like this happen? <br> I spoke to 3 consultants ,was put on hold every time . my airtime kept running out ,and I was promised to be called back no one got back to me..<br> I want to know how can 2 decoders get register at the same house address ,do you guys not make note and read.<br> the first guy that help me didn't even spell my surname correct..i also wane know will i get my money back because I paid for something I never had