There's a lot of way to earn bitcoin, sample you can earn bitcoin thru faucets, join to signature campaign, invest to the other altcoins who had potential to increase their amount and trading system and etc. Just be open minded to the opportunity open to you.
yes that is very right, there are different ways of earning bitcoin online, signature campaign is a good way of earning bitcoin but from there you can earn a limited amount of bitcoin, therefore i will like to select trading because from trading one can really earn unlimited about of bitcoin depending on your capacity and ability.