Assuming whatever you're trying to do is a good idea, my method is to just write a "heads-up"-type message and just go for it. For example, "I'm going to do foo. If anyone has any concerns or anything, please let me know". This covers your ass, provides a discussion/feedback area, and lets you actually get things done without a lengthy bike-shedding process. One important lesson I have learned in my career is that fo…
Nevertheless it goes to show that fortune does favor the bold, but that fortune might be at another company.