http://www.greenfieldonline.com/
http://www.opinionoutpost.com/
http://www.socraticforum.com/
http://www.epollsurveys.com/
http://www.testspin.com/
http://www.surveys.com/
http://www.dailysurveypanel.com/
http://www.surveyexchange.com/
http://www.globaltestmarket.com
http://www.brandinstitute.com
http://www.acop.com
http://www.technologyboard.com
Most of them pay by paypal .Very good site .I have received about 60 dollars in 15 days from greenfieldonline and opinonoutpost.I heard that this is some changes on greenfieldonline's policey.You can find it yourself
