A One Time Showing Agreement is a commission agreement signed between a buyer's agent and a seller for specific named buyers. A one time showing agreement can give an agent permission to enter the sale, it does not conform to contracts we accept for entry.Free fillable forms: City of Oakland. Non-Federal Agency (CA) Sign up. You must print the forms once you have filled them in. Initial Registration. To register a rental property for the first time, complete and submit the following forms: 1.