Advertising and frequency. Free advertising if you can get it. Elbow grease goes a long way here. If you're willing to put in the time, you can get the free advertising. And I recommend producing four videos per week. I recommend they be live, with a duration of just over one (1) hour. This is now the fastest way to go on YouTube. You gotta ignore the people who will put you down, most all of whom will be your viewers. You gotta keep at it, and not quit. You gotta keep learning the business. But first, you gotta have one good idea.