Also, not very easy to use typical methods of valuation like comparable sales - there is no public tax assessor's website that you can just freely grab this from. 

Expect to pay a slightly higher rate and make a larger down payment than what you see on lender's websites with regard to their rates, points and LTVs.

While podcasts, books, seminars, and websites offer general knowledge, you'll buy a specific property in a specific location, subject to local rules and regulations.

I checked the city's website and the plots fall into their "Low Density Neighborhood" district.

Every unit has its own "microsite" of sorts with seperat msg threads and you can't write your own descriptions (which is understandable as they don't have seperate websites for different countries so they write "translation safe" descriptions for you), but still, it's no Airbnb.

lol brother if everyone had that kind of money this website wouldn't exist.

You can create a website in seconds nowadays but I would also provide him a pitch deck to show how this works and that he is not going to have to evict you in 5 months because payments are not being made. 

There are only 3 reviews on their website which are all extremely generic and I think aren't real.  

Through the HUD website How did you finance this deal?

This list was pulled directly from Raleigh’s website here:Raleigh Permits for ADUs and Guidelines Click Here to ViewTo find your specific lot’s zoning, use IMAPS: https://maps.raleighnc.gov/imaps/2.