This template ensures that all essential elements are included, such as the purchase price, property details, financing terms, and closing conditions. Get a comprehensive understanding of Pennsylvania real estate purchase and sale agreements with our indepth overview and free template.View the forms library. A For Sale By Owner contract Pennsylvania must include: 1. The Purchase Price, 2. Utilize a Letter of Intent (LOI) to initiate negotiations for a sale, summarizing the terms of a forthcoming contract agreement. 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 is going to be how to fill out the agreement of sale for pennsylvania.