High-tech retailing

By Tom Van Riper

Ready to scan your own groceries as you walk the aisles? How about buying a sweater from a touch screen on a department store shelf, to get a color or size the store just ran out of? The National Retail Federation is set to kick off its annual trade show at the Javits Center next Monday, where its members will unveil a host of new gadgets that could give future shopping a whole different look.

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