The GPTreasure is not exactly a PTC, in fact it is a site that pays you to complete offers, each offer varies in price, but in every offer that vc full minimum receive $ 0.30 and can reach up to $ 1.00 !! To help the site has a step by step in Portuguese to help the user how to complete the offer.
An optimal advantage is that the site pays you $ 0.10 for each referral who signs up on the site !!! So even the site paid $ 0.10 for each person you refer, and that person I register on the site!