They tried to clean after I asked them but the new glass shower doors were covered in soap scum and crud between the doors.

When current tenants move in, we leave a basket of cleaning items - paper towels, 409, dish soap, etc.  

I won't hold my breath that this ever happens but my kids and the people in my small sphere of influence know unless they want me to get on my soap box about this they better keep quite on this subject!  

Otherwise, leave the grease in the pan until the pan is cool and use a paper towel to give it a good wipe and then wash the pan with soap and hot water.

The cleaning fee usually covers not only the cleaning but also supplies such as paper towels, soap, laundry detergent, toilet paper, etc., etc. 

Answers:1) equity capture -Useless, insecure, can disappear like the title of a "soap opera"... 

I use soap when I shower, and occasionally eat cereal for breakfast: that doesn't mean I'm qualified for a job at a CPG company like Kraft, Proctor & Gamble, or Kellogg's.2) Following on 1), by listing it you make it fair game for the employer to poke around.

Something new I am starting is leaving small thing of soap, shampoo, conditioner, toilet paper, salt, and pepper for them.  

I'm going to get on my soap box now so bear with me.

As a cat owner I can testify that this actually has worked better than pet store solutions in our house:First mix vinegar and water 50/50 and soak the areaWhen almost dry soak the area with a mix of 1 cup hydrogen peroxide (3%) mixed with 1 teaspoon of dish soap.