A master purchase agreement is a legally binding contract between buyer and seller, and typically relates to buying and selling goods rather than services. This application is for the benefit of Paxton Hardwoods LLC ("Paxton"), and any of its affiliates or subsidiaries; such parties are authorized to contact.This Master Contract defines and provides for coverage and administration for the benefits common to uniform CITY employees. This Amendment and Restatement of the Master Interlocal Agreement Between City of. This Master Sales Agreement (the "Agreement") is entered into between the buyer listed on the applicable Purchase Order ("Buyer") and Calimetrix, LLC. An MSA, or Master Service Agreement, is a contract between a company and a vendor that outlines the terms and conditions for services the vendor will provide. Please Fill out a Survey. Should Buyer desire to purchase goods or services from Seller, Buyer will execute a separate purchase agreement in the form of a ("Contract").