"" Could I expand on this feature in your caricature? I just thought I'd ask in case it's a feature you wouldn't want me to enhance. Shall I just get on with it & then you can tell me if it's OK or not?""

Fine by me.  I'm  pretty easy to please.

Lostinspaceman,
""Not sure I wanna know who's gonna make me.""

If going by avatar you seem the easiest - though honestly Im not too clear on what these characters are suppose to look like - waiting on an example or two.

I am:  aka Velocity3d