Un authorised R99 debit order

I would like understand why are you taking money from my bank account???? 1. I did not give you permission to do so 2. I have no idea what your business is about and right now i dont give a french man's F%$#$ 3. I called during this week and spoke to Shanice or Shawnice and she said she is management i should get my money back.... 4. You will go through all your records and refund me of all the R99 debit you took because you feel like it. 5. For your information....im not rich!!! bring back my money