SEO, or Search Engine Optimization, is the process of optimizing a website to enhance its visibility and ranking on search engine results pages for relevant keywords and phrases. Website owners should focus on SEO because it can increase traffic to their site, leading to higher conversions and revenue. Additionally, SEO can help improve the user experience by making the website more accessible, faster, and optimized for various devices. SEO encompasses various techniques such as creating quality content, establishing high-quality backlinks, optimizing website speed and mobile responsiveness, and incorporating relevant keywords and phrases. It’s a continuous effort that requires ongoing work to maintain and improve rankings over time.