I imagine most people are pretty familiar with links at this point. Although for SEO purposes, we’ll often break links up into categories like internal links and external links and inbound links and outbound links. Stay with me here:
Internal Links vs. External Links
Internal Links
An internal link is a hyperlink that points at a page on the same domain that the link exists on. Internal links are help for SEO because the anchor text helps search engines understand what they page is about and it also helps establish site architecture.