A passenger van earns its place by moving a group through a complete trip: reaching the pickup point, boarding, storing luggage, traveling comfortably, and getting everyone out at the destination. Operating function is how well the vehicle supports that sequence. A van with enough seats can still work poorly if access is awkward, bags block the cabin, or its height rules out the regular parking location.
Evaluate the van with a representative group and load, not just an empty cabin. Door placement, seating layout, climate controls, driver visibility, and luggage access become much easier to judge when they are connected to the route the vehicle will actually serve.