The property and improvements which the Seller is agreeing to sell and which the Purchaser is agreeing to purchase is known as. A For Sale By Owner contract New York must include: 1.The Purchase Price, 2. The offer to purchase real estate form comes in various forms in New York, and can vary based on the brokerage firm. Throughout the transaction you may receive more than one disclosure form. The law may require each agent assisting in the transaction to present you with this. NAR provides resources for working with FSBOs, including a brochure you can purchase from the REALTOR® Store. FSBO sales are not an easy process. We've included a lengthy, typical NYC real estate purchase contract geared towards new development for your review below. 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.