If you run a business, you may be required to do credit card transactions at some point. Computers do most of those transactions at restaurants and other merchants now, but there's a burgeoning market for tablet accessories that can run credit cards.
This is what's called a point of sale device. You may know it as the thing you swipe a credit or debit card through. Tablet Kiosk makes an affordable one for Windows-based tablets that uses USB port input. And for the iPad, there are several point of sale systems available.
Many also include special apps that help with retail checkout and tracking sales. It's just another great example of how a powerful mobile device can revolutionize a business.
Next up, let's look at accessories that help protect your tablet's delicate screen.