Stay with properties at or below median value within 1/2 mile maximum of the subject property.  

Seller financing and “Subject To” are other financing options to explore. 

You're buying a specific property, in a specific location, in a specific condition, subject to local rules and regulations.

You could be in an expensive market, like LA, but you inherited a property or you got a killer wholesale deal or subject to and the numbers could be very attractive compared to buying off the MLS for full market price in the same market.

If there's a hole, it may be a red flag.b) sensitivity analysis: I examine all the assumptions, and make sure I can live with the worst case scenarios.c) "Stall and see": if they are getting money over multiple years, and there is no penalty for investing later, I would usually wait so I get some real performance data, versus having to look at theoretical pro forma information.d) Recession stress test: I will not invest in anything, until I subject it to recession level stress and see if I can live with the result.

(This could potentially qualify your distributions as QBI -qualified business income - subject to a 20% deduction under 199A. 

In essence, they hand-hold you through on how to do two things:  First, find and tie up a select vacant commercial property, then Second get a prospective tenant who would agree to move into that subject property at a future date. 

You'll have depreciation shielding your passive income, so that's a 35% savings on your marginal income. however if you flip you'll be subject to higher tax rate - so you'll have to figure out what strategy works best for you.

Questions like this are too vague and subjective.

Computers can analyze property based on subjective data (square footage, # of beds/baths, etc.) but cannot calculate for objective data (quality of kitchen cabinets/counters, size of bedrooms and bathrooms, view out the living room window, etc.).You should study the market yourself.