Explain why they should pick you. An Arizona residential purchase agreement is a legal document outlining the terms and conditions for a buyer's purchase of residential property from a seller.Learn how to craft a standout property offer letter with essential tips and a free template. Theoretically, you could write an offer on a restaurant napkin but nearly all Arizona home purchase offers are written on pre-made contract forms. Do you have the correct purchase offer form in front of you? And, an experienced Realtor is going to help you submit an offer that is neatly written, clear, concise, and completed thoroughly. It should include details about the agreement and a projected date for completing and signing the purchase agreement. Explain how you will structure the financials of the purchase. " An individual who has not had ownership in a principal residence during the 3 year period ending on the date of purchase of the property. What should I expect to see in the contract?