I went to school for Architecture have been in corporate space planning and facilities project management for the past 8 years.

If they are growing in government, tech, education, and medical, then take note.4) population growth - See jobs. population follows jobs.

You'll want to have some anyway, to preserve the possibility of using it as an LTR and to store household goods, linens, etc. but things such as walk-in closets would be wasted in a STR.In-unit laundry facilities are another thing that aren't necessary.  

I am 21 years old that has went to college fell out of college (due to a car accident that left me without knowing who I was), went to the air force and medically released due to "health problems", to making it halfway through to becoming a fireman.

Can I generate enough cash flow to pay for grad school in full every quarter/semester (medical school or business school) if I house hack?

If they have unpaid medical/student loan bills it will lower their score, and I dont mind.If they owe the cable/electric/credit card company and this is why their score is low is a big NO for me.My main thing is no prior evictions or vehicle repossessions.

Unfortunately, during that 5 years, my dad had some medical situations arise that have pretty much destroyed his credit.

The building houses a strength and conditioning facility (gym) that I own with partners. 

IMHO.List of inspections/due diligence:Septic Survey & Zoning specificationsEnvironmental AssessmentElectrical up to CodeQuestionsThe water supply:Does the facility have a regulated off site water source?

That is what the SNAP and Medicaid/MediCal is.