They found something they were very good and enjoyed doing, then they just chugged away at it, day after day after day.As @Cameron Tope states, building that kind of wealth is grind, and a lot of trade offs are made.  

Good job Cameron! 

@Cameron Rockwell thanks for your input appreciate it.

@Felipe Pena-Diaz Sounds interesting man.

@Mysonne Johnson what @Cameron Tope suggested may be true for SOME people.

Cameron RockwellRockwellRealestateLLC 

Thanks, @Cameron Tope for your anecdote.

Thanks Cameron for the additional questions.

Thanks for the great advice, Cameron.

@Cameron TopeI understand 100%.