Search Engine Optimization (SEO) is the practice of optimizing websites to improve their visibility on search engines like Google. By using targeted keywords, creating high-quality content, and optimizing technical aspects of a site, SEO helps businesses rank higher in search results. This increases organic traffic and enhances the likelihood of attracting potential customers. SEO also involves link building, improving site speed, and ensuring mobile-friendliness. It's a crucial component of digital marketing, as higher search rankings lead to greater credibility and visibility. Effective SEO strategies can significantly impact a brand’s online presence and overall success.