Quite often the person believes they are helping with their suggestions (or at least that's what I believe when I'm the one doing the suggesting). But there is

Quite often the person believes they are helping with their suggestions (or at least that's what I believe when I'm the one doing the suggesting). But there is certainly better and worse ways to make those sort of suggestions. On the other hand, I quite often don't bother rounding the corners of boxes when working on a web UI until one of the last things. That way anyone who just wants to make their mark can just suggest rounding the corners :D