I've had a number of sellers who ask that you view the house without the kids in tow.All valuables and medications should be removed from the premises. 

I concur with everyone, best to check for medical emergency first in this case, after that's been established as NOT the case, definitely time to get yourself into the mix and remove that manager asap. 

She won't specify what the disability is, though she says she can provide documentation from a medical provider, and it is mental health related.

Also ensure they are up-to-date on the most recent construction accounting practices, audit procedure and tax regulations.While price is a consideration for everyone, remember that the cheapest option is not usually the best option.

I don't recommend this approach as standard operating procedure, but in that deal, my first, I was somehow able to walk away with a $30K profit.  

Got my first tenants (traveling medical) and they have renewed 3!

There are attorneys who make their living by hiring people to apply for rentals and going after landlords who don't have a clearly documented procedure.

Have strong policies and procedures (and an elevator pitch for each) when someone asks you how you operate.

Within the next 5 years, I would like to get to about $10,000 per month in cash flow to basically be an insurance policy in case I am unable to fly due to medical reasons or an accident. 

Yes, Darren, it can apply to SFR, STR and small multi-families as well as major developments, manufacturing facilities, office buildings, medical buildings, etc.