WHAT IS SEO? Search Engine Optimization, is the practice of improving a website's visibility and ranking in search engine results pages (SERPs). It involves making a website more appealing to search engines like Google, so that it appears higher in search results when people search for relevant information. . CRAWLING HOW DO SEARCH ENGINES WORK? SEARCH RESULTS SEARCH RESULTS ALGORITHMS INDEXING RANKING a step-by-step set of instructions designed to solve a specific problem or accomplish a task moving on one's hands and knees or moving slowly. the process of organizing and structuring information to facilitate efficient retrieval and access a relationship between a set of items, often recorded in a list