Have you seen one of these anywhere lately? If you have and wondered what it was, it's called a QR code and it could quite possibly be one of those game-changer technologies that you'd be far better off understanding now rather than later.
QR is short for Quick Response, which is exactly what these puppies give you. Insert one in an ad, on a direct mailer, or even a simple sign in the middle of a park, and you give a consumer instant access to any kind of information that can be stored digitally on the Internet.
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