Their are so many ways to earned money online like joinning on bounties, airdrop, giveaways, referral campaign , and etc. And if you join one of them i think you earned now money online. But its not easy you need to do a task given by cryptocyrrency project and i think its for half month or more than a month but it is good if you're successful your task. And if you want to trade a coins/token you need a capital to earn money but in trading their have a high risk of lossing your money if yoy don't enough knowledge about trading i sugguest to you to conduct a reseach about trading platform