The curtains. There are two long, heavy draps on each side of each window. But you cannot close them because of the A/C & heater below. Leaving a thin, white curtain in the middle of the window. The people that park outside can see you completely through the window, especially at night.
Rather, utilize heavy curtains that cover the whole window, but that are shorter in length, not to cover the A/C below the window.
Also, the male clerk at the desk entrance lacks tact to deal with customer's problems.