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. Our legal team can help you smoothly manage the commercial real estate purchase or leasing process.A short form purchase and sale agreement for commercial real property located in Pennsylvania favoring the purchaser. A Pennsylvania residential purchase agreement establishes a legal arrangement between a buyer and a seller in a real estate transaction. Find useful forms for property assessments, real estate property and deeds, Military Discharge (DD214) requests, and more. Standard Agreement for the Sale of Real Estate.