can earn Bitcoins in many ways, for example you can selling your services and goods for bitcoin, you can also try to trade some used altcoins..
not a good way to get bitcoin and you have to sell your goods? there are many other ways. like trading, signature campaign and hunting giveaway.
giveaway The easiest course is to get bitcoin there are a lot of giveaway that you can find here. but you know giveaway is not always there every day. so you can not rely on just the way it is