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Shopper Expo Tweets: QR Codes on Their Way Out?

Shopper Marketing Expo attendees are spreading insights from the show sessions on Twitter— whether it's information about retailer apps, QR codes, or advertising by invitation (which I like to refer to as vampire advertising, but that's just me). Read below for the top tweets from the conference in Chicago.

For more news from the show, follow SN's Shopper Marketing Expo coverage.

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