There are a few different types of internal links: navigational, footer, contextual, and sidebar links. Navigational links are the most important internal links because they live permanently on your main menu. And to create a solid internal linking strategy, you must first understand your current internal linking structure. Internal Links tells you how many internal links you have across your pages. Internal RedirectsThe problem: Passing internal links through permanent redirects can reduce your crawl budget, especially for larger sites.