When QR codes first arrived on the scene a few years back, they took the marketing world by storm. Suddenly, everything had to have a QR code on it, whether the small black and white square played a beneficial role for the consumer or not. Now that the hype has died down, however, so have some of the more extraneous and less creative uses of the technology, giving more interesting and helpful uses a chance to shine.
QR Codes: 5 Surprising Uses That Benefit Customers
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