Yes, as long as they are not putting screws/nails in roof

Let's say he got a flat tire from a nail on the property... is that the owner's responsibility? 

Mold is a naturally occuring fungus and can be treated with a fungicide. 

He hits the nail right on the head when it comes to medical versus car payment/credit card judgments.

I got nailed on it .. had no clue as an owner there was such thing as a developers license.

You nailed it right here"We sold a SFR last oct because we didn't know what kind of tenant we could get stuck with.

There is a place for both in your real estate practice, but drive your nails with the right size hammer.

As to the question about how it all added up to 10K - here are some of the things he reported to the police as stolen:- washing machine - oven (yes, an oven)- TexSpray ($5,200)- nail gun- $400 worth of fittings, shark bites- Dewalt 12 in. sliding miter saw- X19 Spray painter in box ($600)- 30 gallon Dewalt air compressor(lots of other random construction equipment)- 600 feet pex- 48 in. round fan

It is rare that you find someone who had a DIY structure who actually has had their structure tested and still has a positive mindset.With that said, I think you hit the nail on the head for the benefit of actually using an asset protection attorney that you will be counseled on the full scope of the structure and how it all fits together.

@Leo Ray yup, nailed it.