While the Internet and computers are certainly important for ushering in the digital age, much of the world is still quite analog, which is why a scanner is still important to most people. This device takes a physical image, like a document, picture, or just about any object, and turns it into virtual data. While this may seem like a simple enough task, a scanner saves many businesses money that would have been spent on paper and messenger services. For people who work in offices, this device is very helpful, whether for sending copies of important documents across the world or scanning receipts from that important business lunch. There are many types of scanners available on the market, including portable scanners that are no larger than a wand, and combination printer scanners that can do multiple jobs. No matter what the type, you can find many of these devices new or used from the reliable sellers on eBay.