(1) Valued Opinions - Valued Opinions Great survey site, I have received Lots of rewards from here.
(2) Test Spin - Test Spin You can receive gift cards from many various store locations.
(3) Synovate Global Opinion Panel - Synovate Global Opinion Panels This is one of my favorites.
(4) Survey Spot - Survey Spot I received checks prompt in the mail every short survey that took.
(5) survey spree - Survey Spree Amazon.com® gift cards, PayPal® credits, AAdvantage® miles.
(6) Pine Cone Research - PineCone Pinecone is one of the best, I received $3 checks for every survey.
(7) Panelplace - Panelplace Good place to earn anything but I heard it's a good one.
(8) OpinionPlace - OpinionPlace Amazon gift cards, PayPal credits, AAdvantage miles, & More.
(9) MyView - MyView Great place to earn rewards!
(10) Harris Poll - Harris Poll online online surveys that you do for HIpoints which you cash in for GC's
(11) Greenfield - Greenfield A good survey sites for rewards.
(12) GlobalTestMarket - GlobalTestMarket- One of the best! They often send you full size to review!
(13) Dattatelligence Online - Datatelligence One of the best! I cashed out tons of cash rewards.
(14) Opinion Outpost - OpinionOutpost Love them, They give you points to cash out for checks.
(15) SurveySavvy - SurveySavvy Great place to cash out rewards.