Look into your city's zoning restrictions before you go too far into dividing your upstairs space.

By dividing the net operating income by the cap rate, we can find the new value of the property.$88,480/.08 = $1,106,000.That’s right!

You have two options with the foundation.1) support the house and build a new foundation to the full depth2) Underpinning where they divide the foundation wall in parts and do one third at a time.

Divided earning whole life is a great thing to get for a child and can provide in many different ways.

If it does cashflow, it seems very thin, especially when divided by that many doors.  

Personally, if I were in your shoes, I'd first install a privacy fence dividing the two, if they can't see  your tenants, it should provide a needed barrier for both.   

I took the Total Profit if Sold and divided by my initial investment.

How do you draw the two dividing lines between these three types of neighborhoods?

You divide the cash spent by the total amount invested in that property.  

If I understand the regulations correctly, as long as I did not divide the rooms, similar to a hotel, I wouldn't run afoul of the zoning rules.