Comfort and Convenience
Preferred seating position is a common example: some drivers like sitting high with a wide view of the road, others prefer a lower, more enclosed posture. Body proportions and habit explain much of that difference.
Safety and Driver Assistance
Spending a few quiet minutes locating lights, wipers, mirrors and climate controls before setting off means less searching later. Familiar placement lets attention stay on the route rather than on unfamiliar switches.
Multimedia and Connectivity
Keeping a phone charged on longer trips is a routine need, so it helps to know which sockets or cables suit your device. Where charging is available, a tidy cable route keeps the phone reachable.