Making money in the cryptocurrency world without investing is certainly possible. It primarily depends on how much effort one is willing to put into doing so. Participating in bounties can be quite lucrative, as it usually involves little effort. The following 6 ERC20 tokens bounties are ripe for the taking at this time.
The Yumerium project wants to serve as an incentivized blockchain-based open gaming platform. Its current bounty program requires users to complete key tasks, including sharing posts on social media, a Bitcointalk signature campaign, following the team, and so forth. Separate bounties are available for posting reviews and translating important content.