Search Engine Optimization (SEO) is the foundation of online visibility, helping websites rank higher and attract organic traffic on search engine results pages (SERPs). In an era where digital competition is intense, mastering SEO is crucial for businesses and marketers alike. It combines technical precision, content strategy, and user experience optimization to ensure a website aligns with search engine algorithms and reaches its target audience effectively. Effective SEO builds credibility, boosts engagement, and drives long-term growth.