CashnHits has been online since 2009. I have joined it in May 2010. I was inactive for some months, but still managed to cash out three times.
Update: There are improvements on the site. Members can now earn from Watching YouTube Videos and Liking Facebook Page. Though Facebook Like Page is not working at the moment, while it was working, I mange to earn upto $0.16 daily.
Pay per Click = $0.01
Daily Earning for Standard Members: $0.04+
Payment Threshold: $2.00, $4.00, $7.00 , $10.00
Payment Processors: Paypal, AlertPay