Retail sales rose a solid 4 percent for the 2010 holiday shopping season, marking the first uptick in two years, according to a report released Monday from ShopperTrak.

The sales gain for the combined months of November and December 2010, compared to the same period in 2009, occurred even as customer traffic remained flat, the firm said. The results suggest that consumers are making fewer visits to malls and individual stores, but spending more once they get there, said Bill Martin, co-founder of the Chicago-based customer research firm.

While overall shopping levels haven’t returned to a pre-recession pace, the 2010 holiday season “should be seen as a relatively encouraging sign for retailers heading into 2011,” Martin said. Get the full story »