You have probably seen them – barcodes that look like strangely deformed checkerboards. But you may not be sure of the business purpose or opportunity.
These two-dimensional barcodes store a lot of information that can be read automatically by smartphones. A Quick Response code – usually called a QR code – is a 2-D barcode that is readable by dedicated QR readers, smartphones and, to a lesser extent, computers with webcams. Read more.