If you’re like many internet entrepreneurs, you probably have a few extra domain names lying around and you are using them, maybe from defunct websites, website ideas that never came to be, or tracking domains used in advertising campaigns. Like forgotten treasures uncovered in the attic, your unused domain names can be a great way to earn a little extra money online. Selling your unused domain names can be one of the easiest and cheapest ways to make money online: there’s no expenditure required beyond a few bucks for registration fees, and the only work required is a bit of research and setting up a few accounts. Let me walk you through the process. As they say, every mother finds her child beautiful, but in order to sell for a good price your domain names need to appeal to others as well. Here are some tricks to find out if your domain name is trash or treasure: 1. Estibot.com will give you a free automated appraisal based upon several common metrics. For example, Estibot...