I found people in the US to be just as nitpicky about certain things. Oh, you thought you could cross the road there, even though there are no cars around? You

I found people in the US to be just as nitpicky about certain things. Oh, you thought you could cross the road there, even though there are no cars around? You shouldn't do that. You should cross at the stop signs. Oh, you thought you could just walk in the building, go up to the counter and order food? Sorry, you need to walk through the special door, which puts you in the special food-ordering queue. You'll have to leave the building and come back in through the special door.