Please fill out my quick real estate sellers request form and tell me about your property. A For Sale By Owner contract Arizona must include: 1.The Purchase Price, 2. Arizona requires those selling FSBO to fill out and file many documents and forms. Several of these documents are legally binding agreements. Find the required and recommended documents for selling your home without a realtor in Arizona, plus where to get paperwork help. Entering into a real estate transaction with an FSBO seller means entering into a complex process and reviewing and signing binding legal documents. To list your home FSBO in Arizona, opt for a Flat Fee MLS company. Step 2: Fill out your disclosure form(s). This guide will walk you through the paperwork for selling a house without a Realtor and various other steps that can give you a leg up.