In Washington State, class action lawsuits have been filed against four social gaming sites in which the operators are alleged to have violated state law by charging customers to compete in play money casino games. Those followed suit on a case against online site Big Fish Casino that had been initially dismissed back in 2015 when filed by a player, but was then overturned by the Ninth Circuit Court of Appeals in March. Cheryl Kater, a customer of Big Fish Casino, filed a lawsuit against the social casino in 2015, claiming she paid for play money chips which, of course,…