They make sure the tenant doesn't fall behind, and if they do, they start the process of removing the tenant.

If you ask the manager to justify a fee and he starts hemming and hawing, move on or require them to remove the fee.

As well as before and after on two of the rooms I have cleared out and removed drop ceiling from. 

  #1 you will now be on the town's radar and in their system, and #2 if it's not possible, you may loose the opportunity to rent it in the future if the city does a surprise inspection and deems it an illegal apartment.  

But more importantly, the buyer will loose fiduciary benefits as well as have to shell out more money in a transaction.

I believe you will gain audience instead of loosing. 

Pet odor removal services cost between $8k to $10k.

**Gutters and Downspouts: Loose or Missing Extensions** - Issues with the gutters and downspouts could lead to water accumulation around the foundation.

Otherwise their removal can be very challenging.  

Have items removed from it and then buy some trade lines to boost your score in just a few months.