The Buyer agrees to pay. Download our free blank purchase agreement template in Word or PDF format: sample real estate purchase agreement template.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. THIS AGREEMENT (hereinafter referred to as the "Texas Lease Agreement") is made and entered into this ____ day of. A purchase agreement is most commonly used to create a transaction between a buyer and a seller of residential real estate.