SEATTLE--(BUSINESS WIRE)--Redfin (www.redfin.com), the customer-first real estate brokerage, today announced the launch of its home-buying and selling services in Cincinnati, Ohio; Louisville, Kentucky; and Salt Lake City, Utah. People in these areas can now search for homes on Redfin.com and the Redfin iOS and Android apps. “People in Louisville, Salt Lake City and Cincinnati have been hearing about Redfin from their friends and families in existing Redfin markets for years, and we’re excited