There's no doubt that the use of colourful casino chips is a clever marketing strategy from land-based casinos. The main factor in their use is that the gambler no longer sees them as money. To that end, they are much more likely to spend more than if they were handling real cash. So, in some ways, it's just another psychological trick that all casinos play on their customers. Nevertheless, there are some interesting facts about casino chips which many players are blissfully unaware of.