GIVEN PROMOTION CODES BUT THEY DO NOT WORK

<p>I RECOMMEND TAXIFY TO SO MANY PEOPLE AND END UP WITH PROMO CODES FOR THIS FOR R100, HOWEVER WHEN I TRY TO USE IT ITS USELESSI WAS PROVIDED PROMO CODES, TOLD THAT THEY DONT EXPIRE, HOWEVER WHEN YOU ENTER THEM THEY EITHER SAY EXPIRED OR THEY SAY APP**** BUT STILL CHARGE ME THE FULL PRICE, WHAT IS GOING ON???</p> <p> </p>