The three pillars of natural referencing (SEO) for architectural firms are content, technique and backlinks. High-quality, relevant and regularly updated content meets the expectations of users and search engines. For example, an architectural firm may publish case studies, articles on architectural trends, or project achievements. The technique includes optimizing the structure of the site, loading speed and mobile compatibility, ensuring smooth navigation. A well-structured site makes it easy for potential customers to find information about the services offered. Finally, backlinks, or incoming links, from credible external sites, strengthen the reputation and authority of the site, thus improving its ranking in search results. Getting links from reputable publications or industry partners can significantly improve online visibility.