How Far Can Online Gambling Go Before It Becomes a Problem?

The majority of states have passed legislation making online gambling legal. However, there are two exceptions. Hawaii and Utah have large Mormon populations. These residents have expressed concern that gambling might affect their family relationships. The state of Idaho has been less interested in legalizing gambling. But the question remains: how far can online gambling go before it becomes a serious problem? What can be done to curb its effects? And where can one find the best resources?