The proper protocol for tipping casino employees varies depending on the service provided and the customs of the region. In general, it's customary to tip casino employees who provide direct service to players, such as dealers, servers, and valets. When tipping dealers, players typically do so by placing chips on the table as a gratuity or by handing cash directly to the dealer. The amount tipped can vary but is often around 5% to 15% of the amount won. For servers and valets, a tip of $1 to $5 per service is customary, depending on the level of service provided. Additionally, it's important to consider cultural norms and local customs regarding tipping practices, as they may vary between countries and regions. Overall, tipping casino employees is a way to show appreciation for their service and is often considered standard etiquette in the gambling industry. How do you approach tipping casino employees, and do you have any specific guidelines or practices you follow?