Self-serve snacks are usually available at designated snack bars or galleys within the aircraft, and passengers can choose from a variety of options at their convenience.

In-flight entertainment systems are designed to enhance passenger enjoyment and comfort during the flight by offering a variety of entertainment options, such as movies, TV shows, music, and games.

Personal TVs are not commonly provided as an in-flight amenity on commercial flights, as most airlines offer shared screens or individual entertainment systems built into the seatback.

The safety briefing is conducted to ensure that passengers are aware of the safety procedures and emergency equipment on board the aircraft, and to provide instructions on how to use them in case of an emergency.

Buffet-style service is not typically offered on flights due to space constraints and the need to maintain a safe and efficient meal service process.

The call button is primarily used to alert cabin crew members that a passenger requires assistance, such as requesting food, drinks, or help with any other in-flight needs.

Live sports broadcasts are not commonly available as part of the standard in-flight entertainment system due to bandwidth limitations and the need to prioritize other forms of entertainment.

Overhead bins are designed to accommodate carry-on luggage, coats, and other personal belongings during the flight, ensuring that the cabin remains organized and clutter-free.

Hot sandwiches are not typically provided as an in-flight snack due to the limited space and resources available in the aircraft galley.

The seatbelt sign is illuminated during takeoff and landing to ensure that all passengers are properly secured in their seats for safety reasons.

Smoothies are not typically offered as an in-flight beverage due to the need for specialized equipment and the limited storage space available on board the aircraft.

Oxygen masks are designed to provide passengers with a source of oxygen in the event of a sudden loss of cabin pressure, ensuring their safety and well-being.

Video games are not commonly offered as an in-flight entertainment option due to the limited space and resources available on board the aircraft.

Life vests are provided under each passenger seat as a safety measure in case of an emergency water landing, ensuring that passengers have a flotation device to keep them afloat.

Brunch is not typically offered as an in-flight meal service due to the limited time available during flights and the need to cater to different passenger preferences.