Define the term "flagging."

The term "flagging" in the context provided refers specifically to the practice of placing a beverage napkin in front of a guest to signify that they have been greeted. This action serves as a visual cue for other staff members, indicating that the guest's presence has been acknowledged and that they are being taken care of, enhancing the level of customer service. It helps streamline communication among team members and ensures that guests receive timely service.

In this context, it’s important to recognize that flagging also contributes to a smooth dining experience by signaling to the staff the status of guest interactions, which is crucial in a busy environment. This method is part of a broader effort to ensure attentiveness and responsiveness to guests' needs.