Brands Are Handing Out Freebies at Walmart as Online Ads Lose Appeal.

Over four weekends, they gave out about $8,000 worth of product and exposed their brand to thousands of shoppers at Costco warehouses in Los Angeles. (Bloomberg) -- Online ads are delivering less bang for the click these days, so brands are turning to an old brick-and-mortar marketing gimmick: handing out free samples at the local supermarket. [Extracted from the article]