The tiniest one in the world is now located in a Hong Kong shopping mall. When it comes to space, if you’re a retailer or other merchant in Hong Kong, the goal is to get as much done in as small an amount of space as possible, making QR codes an advertising method with a tremendous amount of potential. This unique marketing technique can help seller who can face rates as high as $2,000 per square foot of mall space. With rental costs as high as that, it makes it…
Read MoreUnique marketing uses smallest QR code art gallery
