Or, he could use gaming day overlap, where he splits his cash transactions over a couple of days, so that a total transaction of $10,000 is split up over different reporting periods, which doesn’t trigger a report. Structuring occurs when a customer breaks up a large monetary transaction into a bunch of small ones, such as making 20 small deposits with a casino in one day, rather than one large deposit that could trigger a currency transaction report. Customers with a lot of illicit cash don’t want to be reported, so they do things like structuring.