A One Time Showing Agreement is a commission agreement signed between a buyer's agent and a seller for specific named buyers. The court has placed the most commonly used forms on line as a resource.Please be advised that the forms detailed below are intended to be a guide. Below is a list of the most common documents that are needed in order to sell your Queens' house. We are starting out with the legally required documents. OneKey® MLS is the largest MLS in New York with more than one million listings. We serve 45000 real estate professionals with impeccable data and technology. Use the downloadable, barcoded PDF document for transfers of Real Property located in all counties except: Herkimer County and the boroughs of New York City. A property owner agrees to pay a commission to a real estate broker for a single showing that results in the sale of the property. LIBOR is one of the largest local REALTOR® Boards in the United States.