QR (quick response) codes were very popular not too long ago and they have come back recently and are very popular again. QR codes are a wonderful marketing resource that allows the user to obtain information quickly and easily with the mere click of a button.
via Social Media Today - The world's best thinkers on social media http://ift.tt/1prgQS9
via Social Media Today - The world's best thinkers on social media http://ift.tt/1prgQS9
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