Why are there so many revolving doors in Chicago?

She turned several observations from her tour-goers into a question, and then sent it our way: Why does Chicago have so many revolving doors? ... [sales] reps in from all around the country, and I'll take them to downtown Chicago, and they'll count more revolving doors in one block there than they have in their whole city. read more

Now, obviously, you can’t put revolving doors in a theater because there are too many people exiting at one time, unlike say a hotel or department store, where people come and go gradually at different times. But, in a theater, everybody leaves after the show is over. read more

We know that Chicago and New York are the biggest markets for revolving doors, and that Chicago topped that list for decades. read more

Angus MacMillan, the national sales manager for Crane Revolving Doors, says Chicago and New York are the biggest markets for revolving doors, and that Chicago was the No. 1 market for decades. read more