Workflow may be another answer, although the NO set seem to have a way to stand at the nodes of workflow and stop things dead in the tracks.
But the fact is, many times, there is no way but to march up the top and make your case. And, most of the time, you will earn the respect of the YES types, put a bit of fear in the NO set, and be known as a person who can get things done!
Are you on LinkedIn? Share this article with your network by clicking on the link.