An offer is just a contract with only buyer signature on it. It will become a binding sales contract after the seller agrees to it and signs it.Explore our guide for selling a house as is, covering essential tips, potential challenges, and strategies to maximize your sale. When selling a house as is in Phoenix, you must: 1. Choose how to sell your home 2. The seller can choose to accept your offer, counter, or not respond at all. We buy your Phoenix home in as-is condition… meaning you don't have to worry about doing repairs, fixing your home up, or getting it ready for showings. A sales contingency is when you will need to sell your current home in order to close on the house you're offering to buy. What is in an Offer? Do you have the correct purchase offer form in front of you?