Backlinks or inbound or incoming links are important for search engine optimisation. These are websites linking to one another, thus bringing about a signal to search engines that suggests that the links are valuable, credible, and relevant. High-quality backlinks from authoritative sites can significantly increase the domain authority, search rankings, as well as organic traffic to the website. Search engines, such as Google, are found to treat these backlinks as a vote of confidence in the institution by which they understand their truthiness. However, not all links are the same; some come from reputable and relevant to the niche and carry more weight than a link from a low-quality source. Therefore, to build robust backlinks, share-worthy content, guest-blogging, and connecting with the people around you in your industry are ways of achieving backlinks.