Real estate brokerage and franchising giant Realogy Holdings Corp. has joined Facebook. Actually, Realogy joined Facebook on July 16, but announced the launch of its "official Facebook page" today. ICNY 2020 ICNY2020. Real estate's premier event. Show Comments Hide Comments Comments Sign up for Inman’s Morning Headlines What you need to know to start your day with all the latest industry developments Sign me up Success! Thank you for subscribing to Morning Headlines.