A Florida residential purchase agreement outlines the terms of a transaction between the seller of residential property and the buyer. Get up and running quickly with a master service agreement template Florida.This downloadable template will get you selling in no time. This Master Sales Agreement (the "Agreement") is entered into between the buyer listed on the applicable Purchase Order ("Buyer") and Calimetrix, LLC. A master purchase agreement is a legally binding contract between buyer and seller, and typically relates to buying and selling goods rather than services. Definitions. 4. 2. Nature of Agreement. 7. 3. Development Feasibility and Structure. 7. 4. Complete Contract - Master Agreements. A Florida purchase agreement records the terms of sale for a residential real estate transaction. Should Buyer desire to purchase goods or services from Seller, Buyer will execute a separate purchase agreement in the form of a ("Contract").