Read more: 4 ways to stay safe when using Craigslist. Glen told Clark. Besides games, Glen primarily sold electronics, jerseys and shoes. You can avoid receiving annoying follow-up questions by including all necessary details, such as the product name, size, price and condition. If you have a copy of the serial number, you can make sure their story checks. Read more: How to make extra money on eBay. Glen says he used to have a phone just for Craigslist to keep his business and personal text messages separate, but he only recommends this for people who plan to sell a lot. If it sounds too good to craigslist easy way to make money true, craigslist easy way to make money probably is. But the key is craifslist use some common sense. Instead of arranging for a meeting at your house, conduct Craigslist business in a public setting, like at a police precinct. This might not be for everyone, but Glen says he used to bring his items to work with him! He kept them in his office not car to make s...