The Agreement of Sale for Commercial Real Estate should be used to outline the terms of the agreement when selling or purchasing a commercial property. PAR's Buyer Agency Contract includes all of the legallyrequired language and allows for a buyer's broker fee to be structured in several ways.This legal template is a straightforward purchase and sale contract specifically tailored for commercial property transactions. Download and fill out the PDF forms below and then submit them to us using the form on the right. Seller agrees to sell to Buyer, and Buyer agrees to purchase from Seller, subject to the terms, covenants and conditions set forth herein, the Premises. Purchase and Sale Agreement. A purchase and sale agreement is a contract between a buyer and seller for transacting a property in exchange for a specific price. 1. Sale and Purchase. A short form purchase and sale agreement for commercial real property located in Pennsylvania favoring the seller. Often, when commercial property is involved, the parties may be utilizing an AIR Commercial Real Estate ("AIR CRE") purchase agreement.