Not to sound like a broken record, but it is vital to get clarity on your goals and criteria.

Thanks very much @Tim Johnson, your clarifications for my questions were very helpful I really appreciate it, Also No worries about the technical part as I think it is very important to master and understand as they can be vital to our long term real estate investing career.

It's vital that seller accepts the offer with VA noted as it puts the seller in the position to abide by the rules (not you as buyer).

This space is filled with many hurdles both seen and unforeseen and the ability to think neutrally can be vital. 

I am thinking that those items alone could cost 4,000 to 12,000 and plus there are other problems of repainting (there was a smoker that lived there) and other electrical modification I have too do.

I am thinking that those items alone could cost 4,000 to 12,000 and plus there are other problems of repainting (there was a smoker that lived there) and other electrical modification I have too do.

I have seen a retrofitted single family home with a zoning change, which did require ADA compliant modifications; the same was not true for a large single family home with traditional zoning being operated similarly).

Doubling your money for installing a staircase and making some small floor plan modifications is an investors dream.   

One modification to #1 is that you do NOT need to purchase it OR rehab it with cash, and there are some compelling reasons not to, but that's a topic for a different day.This is the picture perfect BRRRR, and you'll come across this now and again. 

It is vital to ask about any expense exclusions, limitations, or caps.