spurious advice in the face of a police state, november 17 2011 occupy portland oregon chase

http://www.portlandmercury.com/portland/how-not-to-get-arrested/Content?oid=4867838

"You don't have to speak to an officer on the street unless you choose to." The best thing, Kreuscher says, is to be unfailingly polite but say you're busy and then walk away. That's key. If you stay put, you might eventually relent and start chatting.