When I wanted to learn how to get started with my side hustle, I looked for the best possible teachers. And I found him. My path towards financial freedom lead me to the master marketer who has spelled out the exact details in his New York Times Bestseller. This is Russell Brunson, and he’s part of an underground group of entrepreneurs that you’ve probably never heard of. But you’ve probably seen their companies consistently hitting the INC. 500 list as some of the fastest growing companies in the world. What…