Department store surveillance cameras are not just watching for thieves. Some are also tracking customer activity. Knowing the ebb and flow of the number of shoppers, the path they take through the store and the products they touch can provide valuable information for boosting sales. While customers may find this level of scrutiny creepy, retailers see it as survival in a low-margin, fiercely competitive business. Customer Data For Marketing Retailers and vendors say technology is not being used today to personally identify shoppers. Software companies such as Prism Skylabs and RetailNext ... Read More