She will either take you seriously and move out, or she will show up in court with no defensible position and be forced out.The lease says she is responsible for electricity, but the former owner and property manager sets a precedent by paying it.

We added a mini split system, new floors throughout, rebuilt the deck, added windows, repaired waste lines, roof, siding, stucco, cleaned up the basement and remodeled the kitchen and bathrooms.

Electrical, plumbing, the list could go on and on.

This will allow for you to cleanly pursue an eviction if ever needed.

Cleaning team if possible, so there is more than one person to cover illness or emergencies, the house absolutely MUST be clean for the next guest. 

After this tenant leaves, you must clean/repair, market, screen applicants, select an applicant, collect the deposit and rent, get them moved in, etc.

This means zero installs in trailers unless it's specifically noted in the install/owners manuals first.2) With the gripstrip/glue down product you have to 100% of the time make sure the entire working area is broom clean and vacuum before opening a single case of product. 

Hi everyone, we are thinking of charging a monthly maintenance fee to cover our semiannual preventative maintenance inspections (where we check for leaks, clean the AC unit, replace the furnace filter, etc.) and also a once a year gutter cleaning. 

And is cleaning fee part of revenue?

Check how many electrical meters there are, and if there is one for the common area.