This isn't inclusive but should give you a good start.

Reworking all of the associated rough plumbing and the follow up work inclusive of the finish work would be a tremendous cost in many situations. 

Finally, aside from the cost of the lot, is the cost all-inclusive with the builder (i.e.

I lived in the master and rented out the two other bedrooms successfully at $550 a piece (rent was inclusive of utilities).

This isn't inclusive but should give you a good start.

But I would charge rent inclusive and make sure to charge a spread if you’re legally allowed there.

This isn't inclusive but should give you a good start.

I understand DTI <43%  with all mortgages inclusive and rental income shown on tax returns .

Absolutely, I live in that exact area and it was one of the first that I looked into purchasing.So perfect example right now 5 bed 2.5 bath on Iris road, rooms in that area rent for between 600-700 depending on size and amenities like parking laundry they can get as high as 900 fully inclusive.

Once you have your gain, you will then have to split it between capital gain and unrecaptured Sec. 1250 gain (assuming it was a rental at some point).Recaptured depreciation is taxed up to 25% and capital gains are taxed up to 20% (not including NIIT).Your taxable income inclusive of your gains determines which capital gains rate you will pay.