Earning Bitcoins from completing tasks on websites is a viable option to actually earn some Bitcoins, but don’t expect your income to be very large. Bitcoin loans usually work the same way as fiat currency loans. By contrast, bitcoin gambling sites are often just as legitimate as online gambling with any other kind of currency. To sum it up, Bitcoin lending is a good way to make more Bitcoins from what you already have. Gavin Andresen, core Bitcoin developer of the Bitcoin Foundation stated in this interview that he gets paid in Bitcoins. I haven’t tested this one but generally the payouts seem smaller. Read more about how bitcoin mining works in our guide.