Writing guest articles on reputable websites is the greatest and easiest approach to obtain a natural backlink. It works beautifully for both new and established websites.
If your website is still relatively new, obtaining excellent, authoritative sites to connect to you will be tough. If you create good content for authority websites in your topic, you will not only gain more visibility in front of their audience, but you will also gain a valuable natural backlink. Such backlinks are quite beneficial to SEO.