By law, the term of a listing contract may not exceed one year. Seller agrees that Broker and Broker's Licensees may also represent the buyer(s) of the Property.The Listing Contract (Seller Agency Contract) – Exclusive Right to Sell Real Estate (Form XLS) gives exclusive right to sell residential real property. What Is a Listing Agreement? A listing agreement is a legal document between a property owner (seller) and a licensed real estate broker. The document discusses key aspects of a listing agreement that a company must sign when getting listed on a stock exchange. The Listing Contract (Seller Agency Contract) - Exclusive Right to Sell Real Estate (Form XLS) gives exclusive right to sell residential real property. This agreement will include the commission, or broker's fee, the real estate receives once the sale of the property is complete. A Pennsylvania real estate listing agreement gives a real estate agent the right to list, market, and sell residential property for a homeowner. The Electric Supply Agreement, in the form attached hereto as.