The ceiling can be durock or greenboard, never regular drywall. 

Most MTRs in my area include utilities, but my California property has very high utility costs (PG&E - could easily be $1000/month with regular AC/heat use).

Regular and transparent chitchats are the way to go.

The above also doesn't cover the dozen times I asked via email and phone for more regular communication.

We have it set up where they can upload their proof on a regular basis right in their online tenant portal.

It just shows up on your schedule e like a regular property.Other benefits are: limited liability/asset protection, reasonable minimum investment ($100k usually).Note that these do have risks just like any real estate and they are only available to accredited investors.

These problems often occur in vacant homes due to lack of ventilation, climate control, and regular inspections.

We regularly have people apply with fake SSNs.  

@Mohit Gupta  depending on number of occupants your regular insurance can cover it, read the policy, ours covers two roomers. 

Dutch, our CEO, discusses this regularly on his Podcast, interviews etc.