So I have some knowledge in this area outside of just my standard REI investment books that i have read.Rich Dad Poor Dad (Yeah I'm sure you have heard of it once or twice) is the book that changed my way of thinking back when I first read it at the age of 15.

Ok, so let's start with AVG Active Inventory Level for SF homes throughout the year.Oh boy, COVID brought some obvious divergence from the 5-year trend. 2020 starts with the second-lowest Inventory Level of the past 5 years, but it quickly converged within the standard range.

Yoy need to identify what you want for returns and set your standards.  

Pretty standard. however, the nice thing is that we really don’t even handle this.

If they had met the 1984 standard they would have been grandfathered but since they they don't I just ordered a 6-pack of fire doors. 

However, you should have minimum income standards for each unit to provide you.

The containers are cut open towards the middle part, so it doesn't feel like narrow containers.So, maybe this would be a way to utilize some lots that have problems and get them way below standard cost and make them buildable. https://www.pinterest.com/pin/381750505888733170/

It's really important to run your business with an ironclad lease, rules and standards however... the human factor is also something you should take into consideration as well as compassion and just plain 'doing the right thing' regardless of what is written in the lease - in the end you want to make your money, the right way without causing others hardships if you can and be seen as a respectful landlord/investor which helps the community. 

I would believe that figure if you are just going to cut a bigger window from Menards into the basement opening, reusing all the same siding, no drain tile, no real digging, but at that point, its not really an egress window, its just a slightly larger standard window, which doesn't meet your criteria.

Could someone please give me your advice on which is the industry standard on evaluating the property value.