Since the contract between the agent and seller remains valid, the owner cannot work with another agent until the listing agreement expires. No listing commission shall be paid to Broker if this Agreement has either expired or been terminated upon the mutual, written consent of Broker and Seller.The lease term shall be defined as the period between the start and end dates listed in the rental agreement, not including any renewal period(s). This section contains some of the questions asked most frequently. The section is intended to provide helpful information to REALTORS®. Many include a renewal clause, which provides an option to extend the listing period if both parties agree. Self-renewing clauses, also known as "evergreen clauses," are generally not allowed in listing agreements. Days from the date of this Agreement. Exclusive Seller Brokerage Engagement Agreement. A listing contract is also called a listing agreement and it acts as a contract between a real estate broker and a seller who is the owner of real property.