The National Association of Realtors (NAR) reports that sales of existing single-family homes are up, showing the first gains on 2013 of this year. Published on December 2, 2014 in NAR: Residential property sales up in OctoberFull resolution (500 × 334) The National Association of Realtors (NAR) reports that sales of existing single-family homes are up, showing the first gains on 2013 of this year. The National Association of Realtors (NAR) reports that sales of existing single-family homes are up, showing the first gains on 2013 of this year.