Here is fan-likes.de [can translate to english] a site that is paying 5 euros while liking around 160 pages in fb. To do this you need to head over to fb page likes and start liking. 1 coin = 1 cent. There are bunch of pages that will give you 3 or 4 cents. After you have enough coins you can cash out via paypal.
Proof of payment:
Proof of payment: