An unusually high volume of home-buyer demand is flooding the spring market, as pending home sales rose in March for the third consecutive month and hit the highest level since June 2013, according to the National Association of REALTORS®. Pending sales rose 1.1 percent month-over-month in March and are 11.1 percent above year-ago levels, according to NAR’s Pending Home Sales Index, a forward-looking indicator based on contract signings.