Send a For Sale By Owner prospecting letter to neighbors in 3 simple steps. Learn how to generate leads for your FSBO campaign.In the event Buyer fails to obtain Seller's approval, this Agreement shall be terminated with the Buyer's Earnest Money being returned within five (5) business. I'm going to walk you through how I bought over 255 Parcels of land at a massive discount how you too can write a land offer letter. Arizona Free Letter of Intent ( LOI ) Template. Utilize our Letter of Intent to formally express your desire to buy a product or service. Purchase and Sale Agreement. A purchase and sale agreement is a contract between a buyer and seller for transacting a property in exchange for a specific price. Real estate offer letters can be in the form of a pdf file, template file, sample, or form. In Arizona, we have a special form called a Pre-Qualification Form.