I can say that revain is a nice project that we come from by writing our thoughts about any crypto exchange, wallet or project. Up to 10 levels, we earn 'rvn' per each level. After level 10, we earn 'rvn' per review. Considering that there are many projects, exchanges or wallets, we can come in good amounts. If we invite our friends with our reference, we can earn 0.5 rvn per person. We can easily find the subject we want to write a review by typing in the search section of the interface. We canSee full review