Just call the listing agent and tell her you want to put in an offer and you don't have a buyers agent. When you're ready to buy a home, making an offer is important: oral promises are not legally enforceable in real estate sales.Work with your agent to submit a written offer based on local market value, specifying how and when the steps in the purchase will happen. An Offer to Purchase Real Estate sets out the terms of a proposed real estate deal. Create yours now with our free form. In most U.S. states, a standard house-buying form is used for setting forth your offered price, conditions, closing date, and more. Explain how you will structure the financials of the purchase. Your offer needs to have deadlines, and the schedule should be negotiated and laid out in your purchase contract before you make the offer. Just because it's a "seller's market," doesn't mean you can't come out a winner.