Listings of properties located outside of Middlesex County may be submitted on nonCentral Jersey MLS Listing. Exclusive agency and exclusive right to sell are the two most common types of listing agreements a seller will sign with their real estate agent.Exclusive agency in real estate refers to an agreement where a homeowner grants one specific agent and their brokerage the sole right to market their property. Com®, your source for top rated real estate professionals. We provide start-to-finish services for your every real estate need. We'll analyze the market, offer suggestions for pre-listing preparations, stage your home. This guide will help you to understand the changes and the proper way to fill out the forms. We are a REALTOR® trade association dedicated to providing valuable services to our members so that they can better serve their clients and customers. Exclusive Agency Listing. Search for luxury real estate in Middlesex County with Sotheby's International Realty.