SEO stands for Search Engine Optimization. It is the practice of optimizing a website to improve its visibility and ranking in search engine results pages (SERPs) for relevant keywords and phrases. SEO is divided into two main categories: On-page SEO and Off-page SEO. On-page SEO is the process of optimizing the content and structure of a website to improve its relevance and ranking for specific keywords. This includes optimizing the website's title tags, meta descriptions, header tags, and content to include relevant keywords and phrases. Additionally, it also includes making sure the website is mobile-friendly, has a fast loading speed and a proper URL structure. Off-page SEO is the process of building backlinks to a website. Backlinks are links from other websites that point to a website. The more backlinks a website has, the more authoritative it is considered by search engines. A website with a lot of high-quality backlinks is more likely to rank higher than a website without them. The goal of SEO is to improve the visibility of a website and make it more likely to be found by users who are searching for relevant keywords and phrases. A well-optimized website that is easy to navigate and provides valuable information to users will rank higher in search engine results, which can lead to increased traffic and sales. It's important to note that SEO is an ongoing process, as search engines are constantly updating their algorithms and the competition for top rankings is fierce. Therefore, it's important to stay up-to-date with the latest best practices and trends in SEO to ensure that a website remains visible and relevant in search engine results.