The pre-flight briefing is the most critical moment for team building and safety coordination among the cabin crew. During this 15-minute meeting, the Purser establishes a "shared mental model" for the flight, discussing the flight duration, weather forecasts (including potential turbulence), and the specific profiles of passengers on board (e.g., those with reduced mobility or unaccompanied minors). More importantly, the crew reviews emergency procedures and "safety questions" to ensure every member's knowledge is fresh. This briefing is also where specific "positions" are assigned—deciding who is responsible for which door and which area of the cabin during an evacuation. In 2026, these briefings also include updates on security threats and health protocols, ensuring that even if a crew has never worked together before, they operate as a single, high-performing unit the moment they step onto the aircraft.