Comparison shopping engines can drive traffic to an ecommerce site. But there are over 120 such engines, and how to decide which of them to use–and whether to use them at all–is our topic today. We are joined by an expert in comparison shopping engines and a pioneer in ecommerce generally. He’s Scot Wingo, CEO of ChannelAdvisor, an ecommerce software and service provider. He speaks with Practical eCommerce’s Kerry Murdock.