GreenPanthera is a site created by "A & K International Inc" where you are paid for :
respond to surveys provided via the main survey providers : Your-Surveys (0.75 $), CINT, OpinionWorld (0.70 $), Samplicio.us (0.95 $), ...
make purchases on the Internet at their partners
complete offers present in the available offerwalls : Adscend Media and Personaly.
Each survey is paid from $ 0.50 to $ 1 per survey with a fixed remuneration specified in advance for each survey provider. This allows you to arrive quickly enough to the payout required on GreenPanthera.
Among the merchants available on GreenPanthera, you will find :
Registration bonus : 5 $.
Fly over the logo of an offerwall to get more information about it.