External link - definition
External links are links to or from your website to websites outside your domain.
Outbound external links are links to other websites that you incorporate in your site. You are essentially saying to your readers that this destination page has information that will enhance their understanding of the subject of your current page. You are also feeding SEO visibility to the receiving site.
Here is an example of an outbound external link: This real estate guide will help you learn about renting in Lincoln Park.
Inbound external links are the opposite. Another site has linked into one of your pages for the same reasons. Inbound links are the most important to your SEO visibility and ranking. Read more about Inbound links.
Check out this blog post:
Internal vs external links - which matter more to SEO strategy?