QR code (Quick Response Code) is a barcode is an optically machine-readable label that is uses (Rouse, 2013), QR codes have become common in consumer advertising. Typically, a smartphone is used as a QR-code scanner, displaying the code and converting it to some useful form of website.So the customer can have easy access to the website to know more and buy the product that’s offered. As a result, the QR code has become a focus of advertising strategy, since it provides quick and effortless access to the brand 's website. QR codes are found in newspapers, magazines, on business cards, all types of promotional materials, as well as store shelves. Some companies create billboard-sized QR codes because the QR app uses the phone 's camera and can scan the QR matrix at a distance Advertising with QR code will help the viewer to scan the code from distance and the smart phone will change the code and will open the website dirrectly. So viewer can easily see the information, promo, and etcetera. if viewer satisfied with the product review there is possibility to purchase that product. With the good sales the marketer will invest more budget in advertise with the QR code, the number of view the website will also increase because in one day many people will see the adrvertising brochures or billboard. With the number of smart phone user in Medan that’s increasing every year it allow the development of QR code in advertising (Maulana, 2013) QR code also begin their spread in Medan, for example we can see the movie by scan the barcode in the brochure outside / inside the cinema. In the brochure or magazine we also see the QR code and will tell us how to subscribe their products. QR codes have a high capacity in the data encoding, which is able to store all types of data, such as numeric data, the data is alphabetical, symbols, and binary code. Specifically, the QR code is capable of storing data up to
References: Maulana, A. (2013, october 28). Akan Ada 103,7 Juta Pengguna Smartphone di Indonesia. Retrieved from liputan6.com: http://tekno.liputan6.com/read/731892/akan-ada-1037-juta-pengguna-smartphone-di-indonesia QR code capacity. (n.d.). Retrieved from QRcode tracking: http://qrcodetracking.com/qr-code-capacity/ Rouse, M. (2013, january). QR code (quick response code). Retrieved from Whatis: http://whatis.techtarget.com/definition/QR-code-quick-response-code