Side hustling is a great way to make extra cash and build skills. Initially, side hustles were a way to make a little money for video games, baseball cards, and other fun toys.
This is still an excellent way for teenagers to make money. Add to the list shoveling snow during the winter, and you can make a decent amount of money.
This was in the mid-2000s in an era before smartphones and before anyone talked about flipping. My primary sources of inventory were dollar stores and garage sales.
Nobody ever wins all the time in online poker, but if you can find the games where you win more than you lose, it can be profitable.
I learned how to quickly scan resumes, spot red flags in candidates, and identify indicators for high performers. I carried these skills over into my full-time job.