You already know your purpose for creating content, which target group your content will be aimed at and which topics you will focus on. The next step in your content marketing strategy is to determine the type of content and the format in which you are going to publish it. This is an interesting but difficult choice, because there are countless types and formats to choose from. It is not easy to view these two elements separately either, but Chris Lake makes an admirable attempt in his Periodic Table of Content Marketing.