Not very amusing or interesting, but:-
High viz jacket man (because we saw him frequently, but never ever without his high viz jacket on).
Turn around woman ( because you'd often see her walking briskly in one direction for some time, and then...
Have a shower over your bath but are fed up of getting soaked when you just want to turn it on to get warm?
This solution is ingenious
Anyone got any other hacks or clever fixes?