It depends from casino to casino as far as buying them off the tables or from the cage. Generally the cage is the best bet as they will sometimes try to find better condition chips for you. But like many casinos I've visited throughout the US you often get that dumb look when you say your a chip collector
If you are interested in joining our Colorado Casino Collectibles Club you can keep up to date on whats news here. It is only $5 per year and you get a nice bi-monthly newsletter via email. In next months issue I plan to have detailed info on all the new releases. If interested in joining or for a comlimentary issue of our current email shoot me an email. Eric