Gary Rivlan notes in his book, Broke USA, "the working poor have become big business." You wouldn't think that poor people would be a growth market, but businesses make big money off people who live paycheck to paycheck.
My solution to gambling addiction would be same one that seems to be helping keep track of sexual predators: A national registry. If widely shared, such a list could prevent addicts from any legalized gambling.
Seth Godin, who has helped thousands of entrepreneurs be productive, says that business people never realize that with a little bit of push, they can move past a seeming dead end and reach business success. I hope that is true in my case.