SEATTLE--(BUSINESS WIRE)--Redfin (www.redfin.com), the next-generation real estate brokerage, today announced the debut of its home-buying and selling services in North Carolina’s Piedmont Triad Region, including Greensboro, Winston-Salem and High Point. In addition to working with local, Redfin-employed real estate agents, people can search Redfin.com and the Redfin iOS and Android apps for all the agent-listed homes for sale in the greater Triad region. “Since launching Redfin in Charlotte an