SEO works in the following ways:

1. Optimization ensures the Website is easy to crawl
2. Optimization ensures the Website is easy to index
3. Optimization ensures the Website publishes unique, valuable content
4. Optimization ensures the Website attracts helpful links that search algorithms use
5. Optimization ensures the Website is organized efficiently and succinctly
6. Optimization ensures the Website complies with search engine guidelines
7. Optimization ensures the Website is relevant to queries people use to find its content
8. Optimization uses consistent metrics to measure Website performance in search