What it is?
Search engine optimization, search engine optimization or SEO (search engine optimization), is a set of actions aimed at improving the positioning of a website in the results list of Google, Bing, or other Internet search engines.
Why it is so important?
The most important reason why SEO is necessary is because it makes your website more useful for both users and search engines. Although they still cannot see a web page as a human does. SEO is necessary to help search engines understand what each page is about and whether or not it is useful for users.
Web Creation 