Seller appoints Broker as Seller's sole and exclusive real estate agent and grants to Broker the exclusive right to sell the Property. 2. How can an out-of-state broker sell land in Texas?How do I fill this out? A copy of the property condition disclosure statement containing the signatures of both seller and buyer shall be attached to the real estate purchase contract. With an exclusive agency listing, one broker is authorized to act as the exclusive agent for the seller. Section §535.92 of the Texas Real Estate Commission (TREC, the Commission). An exclusive agency listing is a contract between you as the seller with a real estate broker. Through this contract, the broker is agreeing to be your agent. Apply to Real Estate Agent, New Home Sales Consultant, Realtor and more! TXRE Properties is a boutique commercial real estate investment, brokerage and property management company specializing in commercial properties in Texas.