The Slow Elevator Problem. How to fix it. So the potential solution could be to install a new elevator or upgrade the elevator.

Occupants began complaining about the poor elevator service provided in the building. So the potential solution could be to install a new elevator or upgrade the elevator. You are holding an apple.
Disney faced a similar problem.
Why is it the problem. If the elevator cable broke you would feel weightless since both you and the elevator would be accelerating downward at the same rate. A classic story illustrates very well the potential cost of placing a problem in a disciplinary box. Your Tenants have been complaining of the elevator.