Purchaser agrees to use diligent efforts to obtain said approval and shall apply for the mortgage loan within business days after the Seller has accepted this. Homeowners can sell a property without a realtor, but they may have to work with a buyer's agent.This guide will help you to understand the changes and the proper way to fill out the forms. A For Sale By Owner contract New York must include: 1. The Purchase Price, 2. Recording Forms ; TP-584-I, Combined Real Estate Transfer Tax Return and Credit Line Mortgage Certificate. This FSBO paperwork is needed as soon as you accept an offer, so it's useful to have a purchase agreement onhand that you can fill out quickly. Some examples of documents you may need to sell your home are: Property survey: This is a legal document that shows the buyer the boundaries of your property. NAR provides resources for working with FSBOs, including a brochure you can purchase from the REALTOR® Store. FSBO sales are not an easy process.