Make sure it includes pulling permits for all the work.

That's why me email signature includes this line: "Emails sent or received shall not create a binding contract in absence of a fully signed written contract."

@Aaron Johnson1-4 family homes are FHA eligible.FHA limits are based on each county around the country and the owner's ability to pay.FHA includes mortgage insurance for the life of the loan.you can put down as little as 3.5% for a 1-4 family home.there are some allowances for adding closing costs to the loan.

AP is a form of insurance - litigation insurance.So, if you have enough to protect and reason to fear litigation (and it sounds like you have), then you might want to look into asset protection strategies (which includes establishing of LLC).

Does that payment include Escrow?

Our no-smoking policy includes vaping.

@Minh Nguyen have you included the condo fees in your calculations? 

Creating a savings plan and budget for the purchase of a duplex, from my understanding the following expenses typically include what I have below,what else am I missing ?

From that report you can decide what will be included in the Rehab and what will be covered by your CapEx reserves.  

I do inspections semiannually.In my relatively short tenure as a landlord, tenants that are "up to no good" have both (a) paid rent like clockwork and (b) been unresponsive to any communication.In addition, my lease has the following provision:  (o) You shall keep us informed of your current contact information at all times, including phone numbers, emails, and emergency contacts.