>>Truer than you know...in off-hours some cars automatically station themselves at the top, some at the bottom, depending on the security requirements of the building.
>>
>>Don't ask why I know this. Its one of the reasons none of my family won't play Trivial Pursuit with me.
>
>In our children's specialty clinic where my office is the elevators return to the first floor when they're idle. I'm sure this is programmable and the logic is that patients and visitors come in on the first floor.

If you sit in the lobby of an open plan hotel where the elevators are visible (like the Hyatt in Milwaukee), you can a predictive algorithm at work. Of course, it doesn't seem to help much in that hotel where the elevators are just plain slow.

Tamar