You can write a letter, sign it and hand it to a bank professional. They will accept the letter but, may still have you sign their form.Contact your bank for a power of attorney form. How to Edit The Authorization Letter To Withdraw Money From Bdo and make a signature Online. (wmwU e¨vsK পিএলপি). Please check appropriate authorization boxes: ❑ All Activities. ❑ Pick Up Licenses. Here we share Authorization letter to bank to Transaction, Collect Document, Withdraw Money, Wrong Transaction, Withdraw money, etc. Specifically, I grant full authority to withdraw funds from my account, as well as to carry out any other necessary transactions. The information and the links on this page are only related to the Capital One Bank Products listed below.