Your SDIRA assumes legal responsibility for the loan. 

I'm about to seek legal council but wanted to run a quick check here about thoughts, tips, advices.

It has to be done carefully and with good legal advice to avoid a RESPA violation. 

Now if there is a specific brand you want at your property, especially if they are a larger or national credit type tenant, they have real estate brokers and criteria readily available on their website or through Costar that you can reach out to and market your vacancies to.

First, figure out what you are trying to accomplish and be absolutely sure this is the right approach for you and your specific situation.  

These are more complex legal structures that can provide even more protection than a traditional LLC alone.

But not my specific situation, hoping some wise minds can help.  

Are there any specific calculators or tools you recommend for analyzing the financial aspects of a seller financing deal?

The initial training is a 12 week program where each new investor will be told to set up an infrastructure of a legal entity, business cards, phone numbers, web pages and miscellanea, to pretend to be a real estate investor, because all this, will not really make anybody a real estate investor.

Almost all policies are underwritten by the North Carolina Insurance Underwriting Association and that was formed specifically so coastal area homes could and would have insurance.