Sometimes it has to be zoned properly or it might need to be a specific distance from an already licensed home.Then you need to determine the licensing requirements and see if you can meet those.

The damage was not your fault and you have taken the appropriate steps to make the home safe and functional again.

You can find 1%+ rule deals just about anywhere in Detroit proper but that doesn't mean you should be buying them all. 

Take ownership of your mistake and learn to do the proper due diligence recommended above😊

Site runs very slow, information is not current and search functions are set in such a way that you have to constantly clear search terms, or change criteria to have it pull what you want - this is especially frustrating in the comps section where - for no reason - you have to open the settings and select "all" for it to pull in comps.  

In a properly run platform, VRBO would require hosts to upload this information to the platform, and the guests would access the information directly from the platform, eliminating drama. 

I don’t know the condition of the property nor how to properly assess it considering my lack of experience – who would I approach due diligence?

When dealing with unique properties like this, I would make sure that the ADU on this property is properly zoned. 

I have used Obie and Proper; I haven’t had to make a claim with either.

I admit i had to skim that novel you wrote, but the only functional use for BTC I could see you giving was buying a pizza in Venezuela .. a country with a completely devalued currency and teetering on the brink of failure.