Designed as a high-tech marketing resource, QR (quick response) codes have many useful applications. These (usually) black-and-white algorithmic codes are gateways to a potential multimedia nirvana.

Another example of how QR codes are being put to good use comes from the real estate industry. QRBlaster provides a way for realtors to generate a QR code tied to a specific listing, which they can ...

As QR codes gain traction in the United States and marketing departments embrace the technology ... and gauge interest in a particular product or campaign immediately. For example, a wine manufacturer ...