1.Open source products and services. As the company states:” Google’s mission is to organize the world’s information and make it universally accessible and useful.” The same is with almost any of Google products. Let it be Google maps, calendars, drive, OS or the advices how to rank better in a search index. Google’s products can also be used with any OS or mobile device without a charge. Google openness is the key why Google is the number one in many products and services.