The International Pillowfight day @ Pershing Square last year was pretty unorganized.
1) someone started pillowfighting before the signal was given. This left some people fighting and others standing around asking everyone else-- "did it begin? I...
Another guideline rule to suggest:
Leave no (or little) trace.
We don't want flash mobs to be illegal in LA like in SF. If there's a pillowfight, we have people who are there to clean it up. No sort of vandalism, this just gives the law a reason...
We are an amazing group... We preform amazing activities... We've done many missions but i was blackmailed to put it down... Alas it says that we don't have many missions... Also the list of members may be small too...