In addition, if this was originally an owner occupied house, there are often homestead exemptions where the first  $XX,XXX. of the value of the home aren't taxed.  

Where to get the most recent and accurate data for things like:Unemployment dataPopulation growthJob diversity and top employers in the areaVacancy rates (eg huduser.org)Property taxes and jnsurance costsI saw bp pro and reventure and a bunch of other websites provide some of this data, but i wonder how accurate and recent it is.

Do you have some unique hybrid where you handle certain things and the PM handles others?

If we want to hire individuals for each of the task, where do we start and what are the steps?

In this arrangement, the buyer signs a contract where one of the clauses specifically says that he assumes responsibility for the loan which remains under the seller's name.

Sounds like you put in a ton of work to maximize the value, and that basement addition was a smart move.I noticed you mentioned the NYC luxury tax and some of the rental pricing challenges—have you considered expanding your portfolio in markets where you don’t have to deal with those kinds of headaches?

Where are you, Davis?

You got any advice on where to go to learn this?

There are limited exemptions such as if you inherited the property where it would be allowed.There are technical means to navigate the 90 day rule but your best bet by far is to talk to the lender and let them know the situation and ask for their direct guidance.  

Where the SBA 7A can be used for all parts of the purchase and is generally Prime+ 2%, 10 years, the 504 (bricks & mortar only) is generally Prime -2%, 25 years.