Barcode (Old):

• First to use of Barcodes for Tagging Products

• Helped in Faster Billing

• Reduced Labor costs needed for Manual Tagging

• Improved Inventory Management

RFID Tags (New):

• Radio Frequency Identification is the wireless use of electronic identification to transfer data

• Easier to use and more storage capacity

• Does not need direct line of sight to work

• Helps track inventory without need for manual scanning

• Optimal Inventory Management

• http://www.thefreelibrary.com/Economies+of+IT+systems+at+Wal-Mart--an+historical+perspective.-a0166778592

• Walmart Stores, Inc. Getting Started with EDI Implementation Guideline Document version: 1.0, Published November 2011

• http://www.forbes.com/sites/paularosenblum/2014/05/22/walmart-could-solve-its-inventory-problem-and-improve-earnings/

• http://jimmyalyea.blogspot.in/2012/02/analyzing-wal-marts-distribution-and.html

• http://walmartprojectis.blogspot.in

• http://www.usanfranonline.com/resources/supply-chain-management/walmart-keys-to-successful-supply-chain-management/#.VDzEOPmUcYE

• http://www.forbes.com/