Online retail sales up 6% in March

Armonk, N.Y. -- A report released Tuesday by IBM found that the U.S. online retail sector grew more than 6% in March 2012. This upswing in March closes a quarter in which online sales were down slightly from the same period in 2011. IBM’s online economic indicator identified several trends of importance to chief marketing officers, e-commerce leaders and customer service professionals. The most notable development over this first quarter period was the continued growth of mobile commerce which resumed the momentum established in December by accounting for 13.3% of online retail sales, double the number seen in first