Internal links can help Google to understand which pages are super important for the site.
Also, with strategic internal linking from high authority pages to low authority pages, we may increase the chance of ranking higher.
A great example is Zapier:
Zapier has created a separate subfolder (zapier. com/learn) to where they publish mostly business resources and bottom of the content too.
This subfolder alone gets 80k+ organic visits per month and thousands of backlinks over time:
Let’s see how they’ve organized the content with internal linking.