There are several ways to earn altcoins but in order to maximize your earnings on it, you have to do it all at once. The easiest is joining an airdrop. Just register and that's it. All you have to do is to wait for your coins. Next you can join bounty campaigns. All you have to do is to register and do some simple task in twitter, facebook, in this forum and wait for your crypto as a reward. Lastly, you can do trading. You can choose between day trading and long term trading.