Our team will continue disinfecting hard surfaces in common hallways in our building several times a day as part of the effort to prevent the spread of the virus, per the CDC’s guidelines. 

Oil based killz may do better but washing the surface first has always been the most effective

I've also noticed that grey seems to be a popular color choice for a variety of exterior and interior surfaces.

If Tenants are not properly instructed in proper care; if they dump draino in/around the drain; or if the tech does not properly prepare the surface, they will last three years or less, and get ugly much sooner.

You might have a property worth getting the lead free certification since you said it was gutted - the gutting may have removed all surfaces with lead.

Property must be professionally cleaned to include carpets and all hard surface flooring including tile and grout.

On the surface, these numbers may not sound "great".

In 10,000 hours of business these 5 simple traits surface around the successful over and over.

Appreciate any advice on floor surfaces investors/flippers might recommend to facilitate a quick sale.

At the very least maybe consider sliding the stove 1-2 feet and adding a small cabinet or some sort of prep surface to separate them.