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2. Universal Product Code - Wikipedia

   en.wikipedia.org/wiki/Universal_Product_Code

   A UPC barcode. The Universal Product Code (UPC or UPC code) is a barcode symbology that is used worldwide for tracking trade items in stores.. The chosen symbology has bars (or spaces) of exactly 1, 2, 3, or 4 units wide each; each decimal digit to be encoded consists of two bars and two spaces chosen to have a total width of 7 units, in both an "even" and an "odd" parity form, which enables ...

3. GS1 - Wikipedia

   en.wikipedia.org/wiki/GS1

   Barcodes improve the efficiency, safety, speed and visibility of supply chains across physical and digital channels. They have a crucial role in the retail industry, including today's online marketplaces, moving beyond just faster checkout to improved inventory and delivery management, and the opportunity to sell online on a global scale.

4. GS1 DataBar Coupon - Wikipedia

   en.wikipedia.org/wiki/GS1_DataBar_Coupon

   GS1 Databar Coupon barcode sample GS1 DataBar barcode symbol encoding a GTIN-12 number GS1 DataBar Stacked Omni-Directional barcode symbol encoding 00123456789012. The GS1 Databar Coupon code has been in use in retail industry since the mid-1980s. At first, it was a UPC with system ID 5. Since UPCs cannot hold more than 12 digits, it required ...

5. BBB Consumer Alert: Gift card scams - AOL

   www.aol.com/bbb-consumer-alert-gift-card...

   That means when you scan a phony barcode at the check-out and pay, you’ll add cash to a scammer’s account rather than onto your newly purchased gift card. Inspect the packaging .

6. Barcode - Wikipedia

   en.wikipedia.org/wiki/Barcode

   A barcode system is a network of hardware and software, consisting primarily of mobile computers, printers, handheld scanners, infrastructure, and supporting software. Barcode systems are used to automate data collection where hand recording is neither timely nor cost effective.

7. Global Trade Item Number - Wikipedia

   en.wikipedia.org/wiki/Global_Trade_Item_Number

   The Global Trade Item Number (GTIN) is an identifier for trade items, developed by the international organization GS1. [1] Such identifiers are used to look up product information in a database (often by entering the number through a barcode scanner pointed at an actual product) which may belong to a retailer, manufacturer, collector, researcher, or other entity.