Always deducting the incorrect amount

<p>I've been having a problem with Vodacom deducting the incorrect amount and it seems as if it can be froud as my account was debited with triple the amount , as I contacted Vodacom they said that it was a problem and it would be fixed ..</p> <p> </p> <p>Not refunding but putting me in credit , as. Is it's still happening that they *****ing my money please what do I do .</p>