Comfort and Convenience
Comfort preferences differ because people sit differently: some want the seat close for short reaches, others further back for arm room. Preferred cabin temperature varies just as widely between two people sharing the same errand.
Safety and Driver Assistance
Learning where the wiper, lighting and hazard controls sit while parked means a short errand does not begin with searching. Preparation also covers mirrors and the seating position, both easier to set before moving.
Multimedia and Connectivity
Short errands rarely restore much battery, so charging on the move matters mainly for a phone already low. Calls and music are separate needs: one may require hands-free audio, the other simply a steady playback source.