In this method, an individual walks into a casino with cash and buys chips, plays for a while, and then cashes in the chips, taking payment in a check, or just getting a receipt, claiming it as gambling winnings.
In this method, an individual walks into a casino with and buys chips with illicit cash. When the person cashes in the chips, they will expect to take payment in a check, or at least get a receipt so they can claim the proceeds as gambling winnings.