Optimizing a website to rank higher in search engine results, increasing organic (unpaid) traffic. Focuses on keywords, backlinks, and user experience. SEO (Search Engine Optimization) is the practice of improving a website's visibility on search engines like Google. It involves optimizing various elements of the website, such as content, keywords, site structure, and backlinks, to rank higher in search engine results pages (SERPs). The goal of SEO is to attract more organic (non-paid) traffic to a site, enhancing its online presence and improving user experience.