User blog comment:Brandon Rhea/Making Ads Better: The Basics/@comment-25572720-20170118000912/@comment-20644-20170118043554

Those aren't advertisements, those are internal spotlights for content on the site. Much like wiki spotlights, they are used to show people (when possible) relevant content and interesting content. Fandom is one platform with many different kinds of content, so that sort of content integration and spotlighting is important to us.