Right now they don't have any content -- however I'm curious to see if these domains are worth much with the name alone. howtobeatacasino.com seriouscredit.com
seriouscredit.com has potential bit "serious" is very weak keyword in terms of end user potentail as you can see here http://www.sitefirms.com/domain-sales.php?keyword=serious&Go=Go low $xx IMHO