It's not a contract until the seller agrees to it and signs it. Some of the most important points in your offer are;.Offer and Acceptance. In the state of Arizona, no contract for real estate exists until the contract is offered and accepted in writing (A. Usually, the seller will have a few days to make a decision. Here is a sample of the most commonly used residential real estate purchase contract in Arizona. These are simple, one-page letters explaining who you are and why this home is the perfect fit for you. You either draft a written offer yourself or you have a licensed real estate agent (preferably a Realtor) draft one for you and submit it to the seller. We fill in the terms the buyer is trying to accomplish closing date, amount of the offer, down payment, financing, that sort of thing. This feedback may come directly from the sellers themselves or indirectly through their listing agent.