Let's really hope "law and order" isn't just some line, but I don't have high standards. Protests already started, but it took the Floyd protests several weeks to get violent:
https://www.usatoday.com/story/news/nation/2020/11/04/election-unrest-hundreds-march-several-arrested-protests-continue/6158310002/

This is why I'm so in favor of Trump doing as many recounts and investigations as possible.