Inbox Dollars
InboxDollars is 100% free to join. When you sign-up they will credit your account $5.00 just for becoming a member. Inbox Dollars has been featured on Good Morning America and has over 3.5 million members. In addition to paid surveys, Inbox Dollars also pays you to read your email, play games, go shopping and more.
You can start earning as soon as you join and there is no limit to the amount you can earn. You also earn if you refer friends and family. The minimum payment amount is $30.