And while your in-house team could certainly incorporate these devices into a routine inspection/maintenance program, that will come at a cost. 

@Daniel M Gibson sticking to fundamentals and your "gut" is always the best course.Unlike 99% of the investors on this site, my take is that investing for cash flow is a bad idea...it creates a jaundiced view of how things work...meaning that investing is about controlling assets as wisely as possible...not immediate cash flow.I use seller carried loans routinely because I'm in for the long haul (and I don't need rental income to survive)...as long as the purchase price makes sense, I could care less about income...the concept is debt paydown and future equity.

It's very common to have a squeeky clean woman dating a "bad boy" with terrible credit and criminal history.

We're trying to decide on what material to use to replace it.There's not great air flow to inside which is why we're considering moving away from carpet and something that may hold less moisture, easier to clean, look more modern etc.

Is it green or clean?

Make sure they are capabile of cleaning up and getting a bank mortgage.  

Yeah your idea seems right, but he should probably give her her two months rent back if he wants out clean.

Rehabbed property cosmetically -- cleaning, painting, new fences, garage doors, lighting, faucets, A/C units, appliances and landscaping.

It's just a matter of removing the old mortar material, cleaning out the opening, and then applying new mortar in the space.

I’ve found HD laminate with white subway tile backsplash looks great is easy to clean & affordable