Won't Miss #23 - people shouting outside of shops (reflection)

In Tokyo, it was rare that a day went by when I didn't pass by someone shouting outside of a storefront as a way of beckoning them into the store. In the U.S., I sometimes see people standing on street corners waving signs around, but they never shout out to people. I don't know if they can't do that by law, or if they realize it's pointless to shout at people passing by in cars. All I know is