Or what? They'll come and kill you in the middle of the night? That might have applied to Martin Niemoller but it probably wouldn't happen in 21st century tinseltown.
You can't "do" anything. What do you think you can "do" in every situation ?
I'm in a community that accommodates volunteers and attendees at events, and we have a board that investigates complaints. Sometimes you can't do a thing about it.