Also we avoid opening walls unless we know we have to (water damage or apparent structural issues) with the reason being once it is opened we need to bring it up to current code. 

Usually it’s an issue of risk/damage to the property that many landlords or HOA’s are looking to avoid by outlawing Airbnb listings.

If you want to do inspection with them on, we instruct that you turn them on your own dime, incur full responsibility for any ensuing damage if any, and then re-winterize.

I'm physically not built for it (especially all the sheets of 5/8 going on the current project to meet multi family fire codes), and I can struggle through the mud work and end up with a decent product but only after splattering it all over the floor and redoing mistakes way more times than I should have to. 

The damage deposit was no where near enough to compensate for the damages. 

Hi Calvin, I looked at that one too as it could be a good deal.It's definitely going to be more than 10k based on the details in the MLS:"Just vacated by tenant; Needs cleaning and the flooring is likely to need replacing throughout; Please be aware there is a STRONG PET ODOR in the house and pet damage in places; One window has broken glass and one shower is not usable; I believe one of the toilets is not functioning as well.

Are asbesto and lead testing required for water damage repair related demolition in Texas?

Damaged or missing smoke detectors, CO detectors, or extinguishers6.

And I absolutely know they can't physically move (they can barely get up to answer the door) so I even offered to come over today and help them sort through stuff and pack and they declined. 

An extended illness, an eviction and property damage could put you in a world of hurt.