Found this book they give $20 free play to try them out, max pay out is $100 the money is automaticly deposited to your free account as you sign up.
http://affiliates.ramjetsports.com/track.cfm?PromoID=AF139&mT=10&pT=1
http://affiliates.ramjetsports.com/track.cfm?PromoID=AF139&mT=10&pT=1