The greatest ways to make bitcoins is from trading and from signature campaign, Trading is a good way to earn some money if you have the patience and the bank roll to enter the coin at the right time and to exit at a profit and multiply your coins
Campaigns are not the only way to make a bitcoin, look for new ways. The money you get from campaigns will be the capital to get you to do other work, and business is a great example. Think of other currencies, which are the altcoins. Let's trade it, and you will get a profit 
However, you need to choose the right time to make the transaction.