A Texas residential purchase agreement outlines the terms and conditions of an offer to purchase real estate. This contract outlines the terms and conditions of the transaction, including the purchase price, payment terms, property condition, and closing details.Get a comprehensive understanding of Texas real estate purchase and sale agreements with our indepth overview and free template. A Texas purchase agreement solidifies the terms of sale for a residential property. Streamline your real estate transactions in Texas with our customizable purchase agreement. Ensure legal compliance and purchase or sell properties. Seller agrees to sell and convey to Buyer and Buyer agrees to buy from Seller the Property defined below. 2. Free Real Estate Purchase Agreement. Answer a few simple questions.