>>That may be attributed to our shopping habits - we usually go late in the evening or on weekends, when the lower echelons of staff are there, and also some of the faces we don't see anymore may actually have vanished into the morning shift or into the invisible offices.
>
>I'm sure the offices are visible once you get closer to them.

Au contraire, mon ami - I'm farsighted :).

Kidding aside, this begs for the rhetorical question "but do I wish to see those offices" and the expected default "no, I don't".