Incorrect Billing again!!

Every time I keep having the same billing issue!!!<br> <br> SMS received 02/06/2015 at 13:03:<br> \Sportscene will accept a minimum payment of R470 on your acc 001.. today or contact us on 02193.. or [Email Removed] <br> <br> I forwarded the sms as email stating I would make the payment by 31 June 2015. <br> On 27 Jun 2015 I made the Payment SPORTSCENE CANAL WALK R500.00. Only for my next visit to Tyger Valley to have pay again!!! <br> <br> SMS received 22/06/2015 at 12:51<br> <br> "Stand a chance to win 1 of 5 R200 TFG gift cards. Pay minumum of R238 on your Sportscene acc... by ***5\"":<br> <br> 01 Jul 2015 Payment @HOME TYGERVALLEY R250.00<br> <br> Now I get another SMS stating \""acct was in arrears by R460 at 11 Jul. Please pay R836 by 1 Aug to protect your credit record\""!!!!<br> <br> How on earth is this possible if I still have R970 odd credit available and was not over sold merchadise????<br> <br> I'm not going to entertain phone"