A One Time Showing Agreement is a commission agreement signed between a buyer's agent and a seller for specific named buyers. ("Agreement"), dated for references purposes as.Want to get started with the easiest way to capture, nurture and close real estate transactions? Prior to Close of Escrow, Seller shall execute, acknowledge and deliver to Escrow a grant deed in a form substantially similar to the form attached as Exhibit. A OneTime Showing Agreement form is a legally binding agreement between the buyer's broker and the homeowner listing the property for sale. It's a listing where the seller is not obligated to pay anybody a commission unless they bring an offer in the seller accepts it.