Casino Marker Lawyer - Version 1.01 A casino marker lawyer is an interesting job. Most unlawful behavior can be divided into two sections: the action and the thought. A decent lawyer must prove that there is no evidence to show that bad conduct exists. A good criminal defense lawyer, will have defended a series of cases, help defend those cases, and come up with evidence of innocence. Some of these cases include representing folks who were out having fun at casinos, only to realize that they get a bill when they lose. Check out this funny and informational screensaver covering the basics of the whole process as it relates to Las Vegas, because the last thing you want to do is find out that everything that happens in Vegas doesn't stay there.