It doesn't have to be overtly ugly. Sometimes the best tactic is infiltrate and disrupt form within. Become a poll worker, a ballot watcher, or campaign volunteer. Ask a lot of questions, politely (and carefully - too many and you'll be outed) . Gather information. Share what you learn.

One of the most effective weapons against would-be rulers is the right questions. That's why they are so keen to stop the questioners. But it's the ultimate whack-a-mole: there's just too many ways to get around the attempts to control what people see and post.