According to phx.corporate, Southfield, Mich.-based Sun Communities, Inc. will release its quarter four 2012 earnings report prior to the opening of the market on Thursday, Feb. 21, 2013. A conference call to discuss operating results will be held that same day at 11:00 AM (EST). A replay will be available through March 7, 2013. As MHProNews knows, real estate investment trust (REIT) Sun owns and operates 173 MH and RV communities comprised of 63,600 sites.