This is a very simple site wherein you get .
0.1cents for every correct captcha you type.
the minimum payout is 10 cents through LR.
the payment is instant. so you will receive it as soon as you request the payment. i have received payment from this site once.. see attachments
there is no referral system..
here is the link http://www.captcha2cash.com/
earning here is not that much tough. only thing is that you have to be careful with the caps letter...A way to avoid captcha.