I've been using this site for almost 4 years now, and I have earned around about $750 in just Amazon Gift Cards so far; f I tie in every site together. From 30 day trials paying around $16.80, to easy $.01 offers that you can complete in literally 1 second, and rack up a reward in no time. In the description below I will give all the links to the only sites that seem to be worthwhile, and have what I feel to be the best Points Per Hour Ratios.
Visit this link below you will receive your own link with your referral id and receive 1 point for everyone who visits. you need a little as 23 points to redeem a $25 amazon gift card. How awesome. http://rewardgalaxy.com/?ref=254880