Search Engine Optimization (SEO) is a crucial practice for improving a website's visibility and ranking on search engine results pages (SERPs). It encompasses various strategies and techniques aimed at optimizing a website's structure, content, and relevance to search queries. Effective SEO involves thorough keyword research, where relevant keywords and phrases are strategically incorporated into the website's content and meta tags. Additionally, on-page optimization techniques such as optimizing titles, headings, and meta descriptions, as well as improving website loading speed and mobile responsiveness, contribute to a better user experience and search engine rankings. Off-page SEO techniques like link building and social media promotion enhance a website's credibility and authority in the eyes of search engines. By implementing SEO best practices, websites can increase their organic traffic, reach a wider audience, and ultimately achieve higher conversions and business growth.