Lender shall provide Borrower with a final written statement of monies due prior to the due date of the balloon payment. Here's the information you'll need to have handy to complete your secured promissory note, installment with balloon final payment.Set loan terms with larger payments at the end. Use this unsecured promissory note (installment with balloon final payment) to make your loan official. Create and download a promissory note for free! A promissory note that includes a balloon payment is a repayment structure that has the borrower paying both regular (e.g.