Investing is not that profitable these days unless you have some decent amount of money however the risk of it is you wll likely lose your money cause there is no guarantee that they will not scam you, They can always runoff with your money .
If you really want some steady income you have to work hard just like here in real life you have to work for something in order for you to get paid. There are many ways to earn bitcoin, You can look for some threads here by doing some search in the search bar.