At least you would know how to stop all of the roulette chips from leaving the property. With your expertise I don't think that anyone would be able to get them away from your property - except me, of course<G>.
How hard can it be to run a profitable casino? Most people go there to lose their money and have some some while doing it. I think that the most important items are location and advertising. At $22.5M for $125M worth of property, the price seems right. Let me know if you need a partner.