The general idea is that the things that would impress a promotion committee are things that you have done, that are good for the company.
That, of course, is not the truth everywhere, but anecdotally it's a lot truer than most people complaining about other people sucking up thinks it is.
That, of course, is not the truth everywhere, but anecdotally it's a lot truer than most people complaining about other people sucking up thinks it is.