Comfort and Convenience
Airflow divides people: one passenger wants the vents aimed straight at them, another finds constant air on the face wearing. Sensitivity to moving air varies widely, so agreement usually arrives through small compromises.
Safety and Driver Assistance
Learning the basic controls beforehand saves guesswork in rain or fading light. A few unhurried minutes with the handbook, checking how lighting, demisting and warning signals are operated, removes one distraction from an unfamiliar route.
Multimedia and Connectivity
Hands-free calling is worth sorting out before setting off. If the car supports it, knowing in advance how a call is answered and ended keeps a conversation from turning into a fumble.