Internal link structure gives search engines a clear picture of a website’s content and makes it easy for users to navigate the content on a website. It also signals to search engines what is considered the most important content. One way this can be done is by creating cornerstone content. The best way to understand cornerstone content is to take an example and break it down. The example used is an infographic is by Wordstream “Link Building – How to Build Links for Free.” It demonstrates the systematic approach used by Wordstream to target the keyword “link building.”

Infographic by internal linking