Quote from @Dana Yobst: Quote from @Julio Gonzalez: @Dana Yobst While it may seem like a simple concept, it's actually a very complex process that requires significant documentation as well as specific methodologies.

Just have one LLC for all your properties for the most simple/easiest way to buy investments (not an attorney and not legal advice). 

I create a simple spreadsheet and compare my CoC return and Return on Equity (ROE).

simple question to ask, are investor dividends being paid out of net operating income or reserves? 

If it is a private money/ commercial style  lender, it is a relatively simple process.

Simple.

In simple terms: if you invest 200k into an ADU it won't increase your property value by 200k.

Something more passive via a syndication could work for them, and otherwise they'd probably prefer something simple like a long term single family rental. 

Negotiation tip #47, make it as simple as possible for the other party to accept your terms.

Very simple way to take 1003s.