What is link building and why does it matter?

Google exists to serve the searcher. That means Google is constantly trying to determine which results are most relevant to any given searcher and any given time. In addition to relevance, Google considers credibility too. So the search engine looks to see if other websites have linked to yours. If so, that means your content is worth linking to and is, therefore, more credible when compared to a website not linked to externally. In a nutshell, link building is what SEO professionals do to try and get links to their websites in order to improve search results.

Link building is a strategy that that gets web pages to link to each other by acquiring hyperlinks from other websites and apply them to your own site. It helps users navigate between different pages on the Internet. They also help search engines crawl between the pages on your website.

link building is a submitting the link to the other sites, it helps in indexing in search engines