Feel free to send a DM and I would be glad to send you a copy of the list and Calculation Methodology that they use.

While there are tons of advice and methodologies for investing without any money, you'll note that the investors who aren't trying to surmount this problem have decent W2 income to support getting financing and to build up their cash. 

., what “non-tangible” items would you assign a value and what methodology would you use?

And, doing it with an engineering-based study (IRS' preferred methodology) with audit defense included, is going to be even more important.

I understand some methodology and ideology works for some and does not for others.

And with the exception of the ancient but functional furnace in the main house, I don't see much reason to put off repairs- so I wouldn't lose much to go ahead and do a full rehab all at once, and have a better property from the word go. 

@Prashant Bagri While it may seem like a simple concept, it's actually a very complex process that requires significant documentation as well as specific methodologies.

We have ancient cities and roads galore wandering off into the sea, now many MANY feet under the Mediterranean waters.

I like this thread.It kind of always feels like we have to "convince" the right agents of what we are doing and our methodology.

Taken together the retirement piece of things has been our most powerful tool for real estate liquidity and I'm still in my 40s (barely, but still, not ancient :)  But this only works (alert, incredibly obvious point ahead) if there is money in the account.