Rob Snell, author of Starting a Yahoo! Business for Dummies, talks about four steps in deciding what products to sell online. (1) Determine what is selling online, (2) have a strong interest in what you’re selling, (3) determine the availability of product distribution, (4) determine if you can make money selling this product. He discusses a wide range of topics, including drop-shipping, and companies Tarapeak.com, Doba.com, and WorldWideBrands.com.