The Standard Agreement for the Sale of Vacant Land (Form ASVL) is the contract for the sale of unimproved real estate containing commonly used clauses. A Pennsylvania residential purchase agreement establishes a legal arrangement between a buyer and a seller in a real estate transaction.Get a comprehensive understanding of Pennsylvania real estate purchase and sale agreements with our indepth overview and free template. This is going to be how to fill out the agreement of sale for pennsylvania. The Standard Agreement for the Sale of Real Estate should be used in transactions to outline the terms of the agreement between the buyer and seller. Payment of closing costs related to the purchase of the property, and sale of the Property to a buyer including but not limited to agent commissions,. In the event Buyer fails to obtain Seller's approval, this Agreement shall be terminated with the Buyer's Earnest Money being returned within five (5) business. Its formal name is the Standard Agreement for the Sale of Real Estate.