That is a pretty loaded question and depends more on the host and the specific property in question. 

I was pointed to this website to further learn about real estate investing.

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

We've designed, permitted and built over 100 ADUs (every one of them is on our website so you can see what we've actually done).I do have to challenge (and chuckle at) the statement: "Any builder can build an ADU.

Let us know if you need any rent estimates -- happy to provide guidance on what to expect on the rents or you can use a local rent estimate tool we built direct on our website for free.  

I also found an interesting house hacking web site I can post later - can’t get to that pc right now. 

They should be able to refer you a lender that can walk you through ways to limit your cash to close.For your specific questions, an FHA loan is probably going to be your best bet.

@Ben Tilbury I am not sure, but their websites should list all their services. 

I design affordable custom websites for small businesses, my designs specifically focus on getting the highest Google PageSpeed scores possible (example) which boosts their ability to rank in search engines and making sure their site includes at least 2 content silo pages that rank for specific keywords (ie "sell my house in Atlanta, GA"). 

Each distressed homeowner is different, you need to be specific on how to handle them.