How can I earn cash without investing? Can I earn a thousand dollars without investing or buying first?
You wish.
You gotta invest something. If it's not your money then it's gotta be your time doing bounties or some other work online so you can get paid in BTC.
That's completely true. If you don't invest money, then you have to invest your time and energy. You need to be persistent and not chaotic is you want to succeed in cryptobusiness. It requires a lot of self-discipline.