Get Paid is an international site where you can earn money by taking surveys, doing microworks or by inviting others. Like many other similar sites, you have to open the site regularly because there are no (or not much) invitations. The payout limit is just $0.5. They pay by PayPal (or Bitcoin) in 24-48 hours after you request your money. The site is legit, so it is worth to try it. You can register here . If you are interested in more sites like Get Paid, check out this list .
Earn money by taking surveys! You can find a lot of international offers here. The site contains affiliate links (it means that I get a small amount of money if you register using my links).