Not all passive income is created equal. Before committing time or capital to any stream, the relevant question isn't "does it work?" — it's "what's the return, what's the risk, and how long before it pays out?" Here's the comparison most guides skip.
$100/month sounds small. It's not. It's proof the model works — and proof is the only thing that separates people who build income streams from people who just read about them.