The built environment teaches.
Design decisions reflect values - more to the point, valuations of human beings. What is learned by those who own or are responsible for managing structures that discriminate by design, rather than apply Universal Design, has been meticulously documented in the study, Discrimination Against Persons With Disabilities: Barriers at Every Step.:
I arrived at the property at 11:15.
I was looking for the 701 buzzer to ring as I had been instructed in my appointment call. A woman who I assume I spoke to yesterday to make an appointment opened the doorway halfway. She asked me if I was the one who had an appointment. I told her yes. She very abruptly stated, "No wheelchairs here. You can't come in!" I attempted to ask if there was another entrance that I could use to enter the building. She muttered "you should have said something on the phone." She asked twice, "Can you walk?" I told her no. She repeated, "No wheelchairs here, no way!" She said, "Apartment's too small." I looked at her dumbfounded and replied, "OK!"
Later that day, the nondisabled tester visited the same property. She was buzzed into the lobby of the building, which had an elevator, shown three available apartments and provided information about rents, security deposits, and fees.