Omo Detergent Uses GPS to Follow Consumers - Global News - Advertising Age

Marketing: Omo Detergent Uses GPS to Follow Consumers - Global News - Advertising Age: "NEW YORK (AdAge.com) -- Unilever's Omo detergent is adding an unusual ingredient to its two-pound detergent box in Brazil: a GPS device that allows its promotions agency Bullet to track shoppers and follow them to their front doors."