Respectfully,
I am ________ (name) a credit bank account holder in your branch bearing credit card account number ________ (account number).
I am writing this email in order to request you for activating the auto-debit facility for my bank account for the repayment of the said credit card. The payment shall be done for _________________ (credit card number) from __________________ (mention account number).
I request you kindly activate the auto-debit facility on the mentioned bank account and do the transfer on my behalf. I also authorize the bank to debit any applicable charges for the availed service.
I shall be highly obliged for your kind support.
Regards,
[Digital Signature – if applicable]
____________ (Signature)
____________ (Name),
____________ (Contact details)