If you have trouble reading them, try backing your camera farther away from the images ... touches to the QR codes without compromising their functionality. The codes in the examples seen here ...

QR code success stories abound, in categories from lifestyle to leisure, entertainment, food and drink, promotions, events, information, and beyond. Take a look at the following QR code samples.

These applications can read QR code images using phone camera which makes it easy to glean information off a web page by simply focusing the phone camera against computer display. The sample code ...