Any young company claiming to be the next Apple or Amazon has its work cut out for it. But even those mega-giants of the tech world began in someone’s garage and—with the help of clever marketing—grew to what they are today. That, boys and girls, is growth hacking.
http://mashable.com/2017/08/12/what-is-growth-hacking-and-how-to-do-it/#uFyCjeN_aiql/