Hi there. To determine if the ptc you joined are not one of the scams, you can use the google or yahoo search, type ptc scams. Then you'll know the answer.
Some of the sites that pay are found in:
http://www.financialliteracy.page.tl
If you want an international internet based business, you can also check this site:
http://www.moreinfo247.com/9964924/FREE
Hope it helps you as we earn and learn!