Promissory Installment Note (with Balloon Payment) - Massachusetts - Business Document Form - Download Online. Edit, sign, and share balloon promissory online.No need to install software, just go to DocHub, and sign up instantly and for free. Set loan terms with larger payments at the end. The template is available for download in . PDF format (or Word). If interest is charged, the rate should be included with a repayment schedule. How to Fill Out a Promissory Note. An easy way to write a simple promissory note is to download and fill out a ready template. Our collection of printable promissory note templates makes it easy to draft and customize agreements for all your financial needs.