The final sentence just leaves things open. "Policing by consent..." I could say you have my consent to stop everyone. And if anyone doesn't have a valid reason, fine 'em. Cuddly, cuddly chats don't work. How many us, especially going back a bit, were stopped for pushing it a bit in the car? A cuddly, cuddly word and we still just push the boundary a little, e.g. 75 on a motorway.
And if the ref says you're offside, you're offside. Its an attitude of mind. Foot stamping achieves nothing.
This morning I was out early, hoping to miss the potential roadblocks. Failed! The Police pulled me in a couple of km's north of the village, and then as a I came away from the town I was shopping in, it was the army. All very officious without being oppressive. A couple of weeks ago I would have said oppressive but you learn to live with it