A One Time Showing Agreement is a commission agreement signed between a buyer's agent and a seller for specific named buyers. Time showing agreement is an agreement between the buyer's agent and the seller.The agreement is subject to the showing of property to potential buyers. Listing - An employment contract between principal and agent, authorizing the agent to perform services for the principal involving the latter's property. Often times the real estate agent will request that you sign a buyer's "offer" or even a "contract. " Do not do so without speaking to a Real Estate Attorney. Navigate your real estate purchase with confidence. Discover essential steps, from hiring a lawyer to closing, for a smooth transaction. Learn how to terminate a New York real estate listing agreement. LIBOR is one of the largest local REALTOR® Boards in the United States.