Try to invest in trading or else if you have good knowledge of mining you can try for that. Also, you can create some bounty program and invest your money. If you are confused then research from everywhere and read and watch some crypto enthusiastic talk and then give your shots.
Investing and trading requires capital and knowledge of how to choose a good investment and not a scam investment, to do trading requires analytical and fundamental knowledge. It's not that easy to do it.
Even to take part in a gift program requires some research to find out whether the gift program pays or doesn't.
Do not be easily tempted by the allocation of gift programs provided, there are currently many scam projects, more careful.
The best way to get bitcoin is to learn in advance what Bitcoin is and how it works. This forum provides all that including income in the form of Bitcoin if focused and serious about learning.