They also may use point - of - sale materials for promotions, including large shelf tags and coupons. (smallbusiness.chron.com)
Also able to make extremely bright red electronic shelf tags, they also have 4» and 6» Shelf tag displays. (armdevices.net)
«Customers will also be able to download the app and pull up their profile where they will be able to process their own credits, scan products they want to send back, manage inventory and print new shelf tags.» (fooddrink-magazine.com)