Comfort and Convenience
Cabin temperature is a common point of disagreement, because people differ in clothing, activity and personal sensitivity. Agreeing on an approach before setting off usually avoids repeated changes during the journey.
Safety and Driver Assistance
Knowing where the lights, wipers and hazard switch sit before setting off means less searching when conditions change. Familiarity is simply preparation, learned calmly while parked rather than in traffic.
Multimedia and Connectivity
Phone battery level matters on longer trips, so passengers often ask about charging. Where a suitable power outlet or cable is available, keeping a device topped up is a small practical courtesy.