The cover page and the signature page (Form 15.8 front and back) are considered the Account Document. A bank letter is an official document from your bank that provides important information about your business' official bank account.The letter should state that the check writer has 10 days from receipt to respond or further legal action will be taken. There are two ways to receive your payments electronically. Direct Deposit With direct deposit, your support payments are deposited directly to your account. The applicant(s) must demonstrate operational and managerial control of the firm. Com to read the KeyBank Online Banking Service Agreement and Disclosure. In 2025, we are getting a system upgrade! Stay tuned for more details on what this means for you. You can add a "Payable on Death" (POD) beneficiary to any bank account for free.