Wont cancel Debit Order - I want to Pay EFT

I simply ask you to cancel my debit order because Of all the debit Order ***** I have changed my bank details and wont be giving it to anyone. You keep on telling me you cant cancel the debit order it because of my contract. I remind you that according to The CPA I can demand to pay you Via EFT. You refuse to let me pay Via EFT so herewith you force me to cancel my entire contract with you..