Name the parties in the contract. Names of the parties in the contract should be stated and designate them either as a buyer or seller. 2.This disclosure form is designed to help you comply with the law. FSBO Purchase Agreements (also Known as a Sales Contract) are just like Traditional Ones. You might want to consider hiring a transactional agent, a real estate professional who facilitates paperwork for both the seller and the buyer. Seller will use option (1) in Palm Beach County and option (2) in Miami-Dade County.