QR CODE

   QR code is a type of barcode. They are mostly used as a way of advertisement. With QR codes, you can access websites more easily. They normally can be read by a machine, but today, you can download an application on your smartphones to read QR codes.

   You can also create your own QR codes on sites such as qrstuff. This way, you can redirect people to your website, e-mail or any kind of data.