A purchase and sale agreement is a contract between a buyer and seller for transacting a property in exchange for a specific price. With our free Sales Agreement form, you'll be ready to print or download your contract in no time.Use our free sale and purchase agreement template, follow the guidelines below, and modify the contract in PDF Expert. Although a real estate agent may not legally draft a contract, he or she has the responsibility of filling out a pre-printed sales contract in a manner that.