A purchase and sale agreement is a contract between a buyer and seller for transacting a property in exchange for a specific price. The Buyer agrees to pay.A payment agreement can help you pay down your outstanding balance in manageable, monthly installments. Download our free blank purchase agreement template in Word or PDF format: sample real estate purchase agreement template. Do you want to rent a home with the option to buy it at the end of your contract? Use our free lease to purchase agreement template to get started. I'm gonna break down all the terms and conditions so you can understand what it means and we're gonna fill that out so you can have a real-life example of it. A purchase agreement is a form used for making an offer on a home. It contains a set of conditions and contingencies that are presented to the seller of a home.