There is a straight forward concept in marketing, where ever your target customers are, you need to be there. To target e-commerce website owners, the first thing to do is to find out where are they present online. To sell their products online, they must be in the SERPs of search engines, they can be on social media platforms, they can be on marketplace websites, they can be on e-commerce community sites online, and likewise. Let's list these places out for convenience.