in terms of actual cash invested, it gets a little complicated.  

Obviously there's a multitude of complicated contributing factors, but I think higher density housing even in formerly lower density zoned areas via ADUs and Jr.

There are other ways of accessing the rest of that credit but they are more complicated and in some cases more risky.

Seems like a very simple transaction but becomes complicated because we are in two different states.

@Erica Schubach I would say if you have a HOA, it all depends on their regulations, but from what i have seen most HOA in Kansas City area or the cities that are better areas like Lee's sunmit, overland park, they prohibit short term rentals, plus the rules of condo are much more complicated and more strict than single families or townhouses.

Tax certs  have all sorts of additional process's to claim ownership and are far more complicated depending on the state and or jurisdiction.

Things may get a little more complicated depending on your specific situation, but that's kind of the general idea.

The arrangement seemed very complicated but the net effect was something with a payment structure that looks like a typical mortgage.  

This is typically seen in larger transactions with bigger check sizes but is also complicated to originate because an intercreditor agreement will be required by your lender.

However, it's always a good idea to address any potential issues upfront to avoid complications during the sales process.In short, if your property is currently insured and meets all building codes, replacing the secondary roof may not be necessary.