Just keep a floater in there stocked with bromine as a sanitizer. 

It includespermanent provisions for living, sleeping, eating, cooking, and sanitation on thesame parcel on which the single-family or multifamily dwelling is or will be situated.Junior Accessory Dwelling Unit.

Gloves, Gowns, Hand Sanitizer (a bit easier to get now), touchless thermometers  - styrofoam plates, plastic silverware, room trays/plate covers, (to feed residents in rooms on quarantine).   

Main work involved was redoing roofs with concrete to stop leaking, and some harder work like sanitation from lots of mold.

Make sure you throw out garbage properly and recycle , sanitation tickets are $100 a pop.

And in between guests you will need to clean, sanitize, change sheets, etc.

The public should be aware, however, that a chlorine bleach solution IS an effective sanitizing product that kills mold on hard surfaces and neutralizes indoor mold allergens that trigger allergies.Using bleach can cause serious health problems.

If trash and recycles are sorted out incorrectly you get hit with a $100 (up to $300) fine from the sanitation department each time.

Here's the example of a small 10 unit syndicated deal, which is currently self-managed...Current OpEx water, sanitation, maintenance, taxes, insurance, landscaping, exterminator, but I'd also have these:Property Manager 8%Asset Manager 2%Preferred Return 5%CapEx Reserves 5%Because these are specific to what my operation would be, and may or may not be expenses incurred by a future owner, how are these looked at by the bank when considering a refi, or by a future buyer?

Service master would be a mistake for doing the entire rehab after the inital clean up, sanitizing and dry out. get three bids from local non chain guys and at least get cost control for the rehab.