More and more people are talking about QR codes lately because of their popularity of use in printed marketing materials and beyond. What exactly is a QR code though? QR is short for quick response. They are codes, similar to barcodes, and they are meant to be scanned by smart phones. A QR code can link to information about a company, its products, promotional information and much more. Many organizations are now including QR codes in their print marketing, but how exactly does a company conduct an effective marketing campaign utilizing these codes?