A One Time Showing Agreement is a commission agreement signed between a buyer's agent and a seller for specific named buyers. 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.PRDS has recently released its Listing Agreement Amendment form ("LAA"). Submission of an executed offer to purchase contingent on the listing broker's agreement to modify the offer of compensation. The involved parties agree on a specified time frame during which the seller can remain in the property and establish a monthly rent amount. ("Agreement"), dated for references purposes as.