An IOU (I Owe You) is a legal document that sets out the details of a loan made between two people, a borrower, and a lender. Demand Letter Templates (22) – with Samples.If interest is charged, the rate should be included with a repayment schedule. Will the payments go toward both the interest and original loan amount? Loan estimate and closing disclosure forms and samples. Download English and Spanish versions of TRID model and sample forms for different loan types. Have you recently settled a debt and are searching for a paid in full letter? Good news, we've got two free sample form letters below. A North Carolina promissory note template is a document used to establish the agreed-upon terms of a loan agreement between a borrower and a lender. Identification.Those involved in the contract should share their full names and addresses.