hi ellen, i run a white label for them. i can’t say anything but good things! timely payments, great retention and new players one after the other! without a doubt, its a consistent money maker month in and out!
here is a link for a third party review…hope it helps.
http://www.pokerator.com/online-poker-rooms-reviews_PayDay-Poker_opr340.asp
good luck if you use them!
joe