At a former company we had a competitor that had a then-novel pricing model which got a ton of buzz in the press. I ran the numbers and surveyed clients, and determined that our structure was superior both for our clientele as well as our bottom line. It was extremely difficult to convince private equity of my position given the business press coverage, but ours proved to be the winning formula.
8 - I often will speak an unpopular opinion, even to a person who holds the power of the purse. (But I recall that this was less easy when I was younger and in a lower position on the corporate "totem pole.") Still, even after constructive conflict, once consensus is determined, I will unreservedly adopt the resolved policy and strive to make it work.