This form is intended for use with the. THIS REAL ESTATE PURCHASE AND SALE AGREEMENT (this "Agreement") is dated as of.In real estate, a purchase agreement is a binding contract between a buyer and seller that outlines the details of a home sale transaction. Seller agrees to sell, and Buyer agrees to purchase the Property for the price and subject to the terms and conditions hereinafter set forth. This form is intended for use with the California Association of REALTORS® forms RPA "Residential.