Comfort and Convenience
Cabin temperature divides people more than almost anything else. One passenger reads the same air as pleasantly cool while another finds it draughty, which is why a setting agreed early tends to be revisited.
Safety and Driver Assistance
Time spent before setting off reading how the instruments present warnings, and where the hazard switch and door mirrors adjust, is time not spent improvising. Familiarity is preparation, not a substitute for attention.
Multimedia and Connectivity
Calls on a long drive are often unavoidable, so the practical question is whether they can be handled without occupying hands. If hands-free operation is available, testing it before departure avoids fumbling mid-journey.