I will make a few posts in the future to explain it the easy way. But you can start to read my 3 posts "How to find a good ICO" in Thai it will help you to find the good coins. There are many things that enter into the game and it is not really hard just takes some time. I can see in the comments that some thinks Airdrops is a scam but it is only because they miss something or not do their own due diligence. :)