There are lots of expensive mistakes that can be made (collapsed sewer pipes may not be easily recognized without a scope, and can cost $20k in Cincinnati to replace) But, I can make on one flip what takes me 5+ years to net in rent.  

I recognize your question was about financing, but this response makes me feel like I have to say something about expenses. 

So if you form a DE or WY LLC you will pay registered agent fees ($250 - $600 per year), franchise tax in that state (at least $100 per year) plus any other obligations imposed by the state of Domicile.PLUS You will need to pay a registered agent in Illinois and file an IL tax return as a foreign entity (Not domiciled in Illinois) Even if you do not make a profit.Liability - IL Courts will not recognize the privacy or protection you hope to get by setting up in another state.

Perhaps in the residential space, enough people colloquially recognize HML as "cash"?

They can recognize patterns of behavior that may indicate dishonesty, such as frequent changes in contact information, suspicious rental history gaps, or an unusual number of co-signers.

There are old apartments down the street from me that I keep eyeing up, but then I start thinking about it and I recognize that even if I seller-financed it zero dollars down, if something major went wrong I wouldn’t have the reserves to cover it.

I say this because I right readily recognize that I do cut out a large portion of the market, and I cut more by being more discriminating than the average landlord. 

Mine was zoned singlefamily, but the city recognized it as a duplex and grandfathered in which gives me more flexibility with property improvements but also some restrictions that I need to be aware of in terms of types of rentals for the city (AirBnB vs.

The theme parks are still expanding, we are year round, and globally recognized unlike others that may have good recognition from the US population, but virtually unknown abroad.

Digital signatures are legally recognized in most jurisdictions.