The real property, that is the subject of this Agreement, is located at the street address of. Welcome to our comprehensive guide on the Form 47 Seller Representation Agreement (Sale to Identified Buyer).Complete and review the Listing Agreement with the sellers. 6. Have sellers fill out the Property Information Disclosure form. 7. A listing agreement is a legally binding contract between a homeowner and the real estate agent or broker who will be listing the property for sale. Learn how to fill out the Washington state vacant land purchase and sale agreement in our step-by-step guide! Sellers guardian a licensed real estate agent in the state of Washington. How do I fill this out? Identify the information that you should gather prior to completing a listing agreement. You and your Realtor will likely review this contract in detail and fill it out together.