Click here to download a Standard Purchase Agreement. Perfect for FSBO's and others without a real estate agent.This Agreement is made at City of Berea, Cuyahoga County, State of Ohio, on this ____ day of. An Ohio purchase agreement establishes the terms and conditions of a real estate transaction. Our For Sale By Owner FSBO Ohio Residential Purchase Contract is comprehensive, easy to use, and tailored to the specifics of the Ohio real estate market. A purchase and sale agreement is a contract between a buyer and seller for transacting a property in exchange for a specific price. BUYER agrees to purchase and SELLER agrees to sell the real property, and the improvements thereon, commonly known as: , in the County of.