Fill in the blank Mortgage Instrument and Promissory Note form formatted to comply with all Florida recording and content requirements. Download this free promissory note template for Florida to create a legally binding promissory note and secure your money when lending or borrowing it.The Florida promissory note requirements include the amount borrowed, repayment terms, interest rate, parties' names, and signatures. The Florida Promissory Note Installment Template is a very short and simple form to fill out. Writing and Identification: Clearly write out the promissory note, including complete names and addresses of both the borrower and the lender. - An original document. - Signed and notarized.