Their are 2 way to earn money from cryptocurrency. One is investment and one is free. In this time investment is quite risky because of high volatility of cryptocurrency. And the price of cryptocurrency are also too low so i don't think so investment will be a right choice. You can do mining it is a good long-term profitable thing. If you earn free bitcoin then you can try signature campaign job. These are easy to use and trusted too. Another way is trading gambling, marketing etc. Investment is the the shortest way to earn money from cryptocurrency and free methods are quite time consuming.