Data reveals that many more shoppers relied on mobile for purchases, convenience and deals on Black Friday, with PayPal seeing a 310 percent increase in mobile shopping that day.

Sears Holdings Corp.’s Kmart is turning to location-based mobile initiatives to encourage consumer loyalty and repeat purchases during the holiday season.

Mobile-savvy shoppers will account for $127 billion or 28 percent of the $447 billion the National Retail Federation predicts U.S. consumers will spend this holiday season, according to IDC.

Westfield Group has launched an iPhone application that helps shoppers digitally navigate its shopping centers in the United States and interface with retailers and their promotions.

Active outdoor apparel and footwear brand Columbia Sportswear is driving sales among its target consumers on the go via a mobile storefront.

Best Buy has taken third place in the 2010 Mobile Retailer of the Year awards due to its all-round excellence in mobile marketing and commerce, offering a strategy that is worthy of emulation.

Iron Horse Interactive has launched Giftmeister, a mobile social shopping service helping users find, buy and give consumer electronics gifts from both online and traditional retailers.

The good news is that 41 percent of retailers and merchants have seen a positive return on investment from mobile commerce. But what is the bad news?

Web retailers could increase consumer engagement 85 percent by having a mobile-specific Web site, according to a report by Brand Anywhere and Luth Research.

REDMOND, WA – The keynote speaker at a Microsoft workshop said that mobile is the most effective advertising medium to drive consumers through the purchase funnel, from reach, targeting and engagement to viral spread and transactions.