Because of the nature of a tax lien, it would be difficult to obtain financing from a commercial lender secured by the tax lien itself.  

Quote from @Samuel Pavlovcik: @Nicolas Tow Your Architect is correct that it sounds like the only option for you would be to obtain a Zoning Map Amendment to change to RT3.5 or higher.

I’ve received multiple quotes from insurance companies (mainly I would obtain the quotes myself).

Is that process too complicated, yes, but there is nothing in this decision that will prevent a tax sale purchaser in MD from reselling at a profit after obtaining the property by foreclosing the right of redemption.

The date you are able to take depreciation is when the property is ready for renting (i.e. advertising for rent or obtaining a certificate of occupancy).

you can find all the info online"...it's like, no sh*t you can...all the information ever is online!

I just don;t have the energy to pursue litigation.

Great idea from @Henry T. to live in the ADU if you can and rent the house.

Confirm that the IRA LLC provider will prepare all of the documents needed to not only form the LLC (articles of organization, SS-4 to obtain an EIN) but also the documents needed by the trust company to process the investment of IRA funds in the LLC.3.

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