How You Can Use eBay Coupons Instantly on Security Software. Getting your internet devices secure is great and all, but the really effective software tends to be pretty expensive. Norton’s Family plans can run into several hundred dollars a year. While you can use coupon codes from emails they send you, or perhaps save on websites like CouponWebHosting.org, one way you can get security software for really cheap is through eBay. Here’s How: Even though most people buy software online and download it digitally, there are still old-school types that like to buy their software on discs. These discs, which they sell at places like Staples, are about the same price as the digital-versions. However, lots of these CD-ROMs get unsold, and then people start selling them on eBay. Now, once software is used and registered with one computer, you can’t use it on another, so you have to be careful that you only buy new ones. But the cost of the physical security software can sometimes be 30-40% less than what a brand-new digital copy would be! Why eBay? There isn’t any question that most people with an Internet connection shop online, especially from their mobile. While there…