Everywhere you look at the South by Southwest conference this week, you see QR codes. The square “quick response” codes turn URLs, vCards, or any kind of text into a jumble of pixels that you can scan ...

Used creatively, this technology can expand the ways you reach customers. Many, or all, of the products featured on this page are from our advertising partners who compensate us when you take certain ...

As of this week, I’ve hopefully handed out my last business card. Not that I have no need to promote my humble newsletters or freelance work, but I’d rather not have to carry a stack of business cards ...

Seven years ago, entrepreneur Rico Elmore was on vacation when he failed to find a pair of sunglasses that would fit on his not-so-small noggin. Elmore's hefty head experience left him with an ah-ha ...

QR codes are not harmless.