The information provided is from Google Developers:
Our Value Proposition
Why does Google care which listing is at the top of its search results page (SERP)?
If Google consistently provides the answer searchers are looking for, with less effort than it’s competitors, it will maintain the market dominance it established through that approach since its inception in 1998.
Search Engine Optimization
Google offers free business tools. Your Part-Time CMO offers affordable management.
If your business is looking to go from invisible to inevitable you need Google on your side. Google dominates the search engine space. If you can make it here you can make it anywhere. Let us help.See How You Rank
Navigating the free services offered by Google is almost as daunting as optimizing those services.
“Find out how Google sees your site”
“To get started, test your site in the Mobile-Friendly Test to see how Googlebot sees your site. Googlebot is Google’s web crawling bot that discovers new and updated pages and adds them to the Google index. For more information about the process, go to How Google Search Works.