But our dilemma is whether to buy in LA or outside of California. 

I obviously understand that he wants to be careful with his money given his health concerns but it has put me in a bit of a bind as he was due to fund draws on seven projects for which he holds the first lien(several of which are presold).

Orlando Health also just acquired 51 acres for a new hospital campus in northern Apopka.

Older house but fully renovated in 2016 besides plumbing (I need to check on plumbing health).Home 2 - We are occupying costing us $1700/mo, estimated value is $315k with $250k left on the 30yr mortgage.

Emergency vet centers are another health related investment worth considering.

I am currently working full-time, but realize that if my goal is to do this full-time, I will need to cover health insurance.

Maybe show up at a city council meeting and express your dilemma there. 

Current value $80,000 to $90,000.The buyer: A close family friend of the seller. 30 year old blue collar worker that suffered a health issue costing him his job and resulting in a foreclosure on his house.

Not only does the bsmnt. in it's current condition represent a potential health hazard and maintenance problem it also detracts from the value of the property and will complicate a future sale. 

Well times change and her health has taken a down turn, her son has moved out to live elsewhere.