Well there are a lots of ways to earn bitcoins, but you have to choose if you are going to go on a risky way or on a less risky way talking about risky ways I mean gambling because you need a lots of luck there, but it's really fast way to earn money

And these less risky ways are holding your bitcoin in your wallet and waiting for price to raise up, trading, investments, and the least risky way is to start a signature campaign, good luck!