theres no elevator in the building
People want to live in walkable neighborhoods with easy access to shops and transit,
Hauling her one chair to the sixth floor must have been fun.
What about A D A requirements? Or the 10 Kg bag of Basmati rice? Or the day she has a major medical issue?
These things are fine as inexpensive student dorms, or as a place to sleep a few times a week rather than commute to your real home outside the city every day.