>>14144739Not talking about daytrading or any of that get-rich-quick shit.
You can stock your own inventory and resell it with lower mark-ups than large chain stores. Anecdote: Someone I know has done it with replacement electronic parts. He started out dropshipping, but then marketplace rule changes against dropshipping made it a game of cat and mouse, which he got sick of, so he built up his own inventory as a more traditional retail store.
You can teach yourself a useful skill online and then market it. Anecdote: Someone I know taught himself how to audit code for vulnerabilities, released a slew of advisories, and got himself a ton of repeat business that way, especially from IoT vendors.
None of this required paying for a degree.