Internal links, defined as links that point from one page on your site to another, are far from unimportant. They provide the user experience within your website – the structure that helps your users easily find what they’re looking for on your site. And the search engines heavily favor a clear hierarchy in a website’s link structure.
External links are defined as links from one site to another. They can be outbound external links, where you link on your neighborhood or community page, for instance, to key businesses in that area, or relevant community news sources.