A FSBO contract works like the traditional "Real Estate Purchase Agreement". Find the required and recommended documents for selling your home without a realtor in Arizona, plus where to get paperwork help.The document must record disclosures about the buyer and seller, property, and financing details. Forms And Documents. General Topics. AUDITING. LICENSING. EDUCATION. Arizona requires those selling FSBO to fill out and file many documents and forms. Several of these documents are legally binding agreements. 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. Please fill out my quick real estate sellers request form and tell me about your property.