A master purchase agreement is a legally binding contract between buyer and seller, and typically relates to buying and selling goods rather than services. Upon the tender of possession of the Property, it shall be tendered free and clear of all liens and claims other than the Permitted Exceptions,.A real estate purchase agreement is a legally binding document that specifies the terms and conditions of a house sale or property between a buyer and a seller. This Master Sales Agreement (the "Agreement") is entered into between the buyer listed on the applicable Purchase Order ("Buyer") and Calimetrix, LLC. ACCEPTANCE DATE: ("Acceptance Date"). SELLER'S INFORMATION: Seller's Signature: Seller's Name (print):. General Applicability. If Home Warranty applies, check here ❑ and complete Optional Paragraph 32. 35. 4.