If you enjoy doing survey's, you may want to sign up for Surveyhead. It is not the fastest site, so if you need money right now, this is not the site for you, but if you like to get some occasional extra money, its not a bad way.
When you create your account, there are different profile survey's you can do to help them find more survey's for you. This are worth some money, but not a lot. I personally did not qualify for a lot of the survey's as I do not have any children under 18. If you do, you may do better.
It took me approximately 5 months to qualify for the $25 payout, and then it took a month to transfer to Paypal.
http://surveyhead.com/ (I do not make money off the referral)