Insurance premiums vary widely by state as laws affecting liability, statue of limitations varies by state, so you can sue someone for something in one state, but not another. 

We are considering a double wide mobile home on several acres that is currently bank owned.

There is a ton of due diligence you will need to develop a park and it could take two years or longer before you start to see cash flow and returns but for the long-term I think they are a good bet.Texas only allows 7 homes per acre state wide and there are further limitations on well and septic vs. municipal utilities.  

If you have jaw pain, popping when opening wide, etc. report that and any other jaw issues to the VA for your compensation. 

The strategies you listed can have a wide range of time input from you depending on how you approach them.The podcasts are a great resource, but dig into the forums if you haven't already.

If you look closely at hospital rooms you will see wide doors, metal door frames, chair rail all around the room, hard surface floors, and rubber cove base for baseboard, .

The problem I have is the driveway to access the parking area in the rear of the house is very narrow ~10feet wide. 

This will vary widely from market to market, depending on Zillow's access to market data. 

The added benefit is I get a good sense from a wide range of properties are available.

It sounds like you're getting financing, understand that the lender won't like the auto yard, Phase I may turn up some nasty costs.That said, yes if you can organize these disparate uses into one or two higher uses, you can definitely make money.