(do not) ENTER?

do not enter
The Shaw’s grocery store across the street from my office has entertaining entry ways. The traffic streams are on the left… as if we were in the United Kingdom, so people constantly are criss-crossing and having to dance around each other as they make futile attempts to enter an exit with no motion sensor to open the door.

What makes it really intuitive? The big red circle with a slash through it. Nothing says, “Come on in!” like a big red circle with a slash through it…

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