[jwozn]

Can't just hit it once - have to a few times just to make sure.

[JohnFen]

If you're old enough to remember "sniglets", here's one that's elevator-specific but there should be a crosswalk equivalent of:

Elacceleration: hitting the elevator call button repeatedly to make the elevator arrive faster.

[pavel_lishin]

One of the buttons near us makes a particularly funny sound when you hit it. It's a fun little reward, though an unintentional one.

[HaZeust]

In my current area (Denver) and my former place of living (Baltimore), they yell "WAIT!" at you :D

[ochronus]

F5 F5 F5 F5 :)

[Arrath]

Still nothing?

..... CTRL F5