Incorrectly billed and ***** on subscription fee

I signed up for my choice 100 anytime minutes with 500MB of data plus 200 SMS's for R499 on the 16th of March which I clearly instructed Stella Sehlako that I want a top up at the Sandton MTN. at the end of the month I got billed over R2 700 which includes a subscription of R928.06 to my amazement. Plus I topped up my own data when I ran out however I got billed over R1000 for data usage I have ever used. <br> <br> All in all, I have been billing double of what my subscription \is"or should be plus I have been billed data bundles I don't know for what since my record will clearly show and prove that I have been topping up on the fourth nightly promotion almost every week: which even if I was billed"