., demolition of old drywall/etc, remediation, materials for new drywall/paint, labor, post construction environmental test, etc).It's a fair question about the amount of time that elapsed. 

The garage was over 1,000 square feet so we framed in a detached office that added an additional 400 square feet to our footprint.

While this made the home unique and one of a kind, we had to modernize the footprint but maintain the architectural integrity of the home.

If you are making changes to the elevation or the footprint of the house you will need a rendering or elevation to scale of the proposed project.

If that's the case, you can't do any renovations until you have it professionally deleaded or it would be flagged for Unauthorized Deleading and you can get fined and the property would never be able to get a Lead Certificate, only a letter of Environmental Protection that states you did illegal work, got caught, then had to pay a professional to clean up the mess.

The footprint of the main house and the studio are on that website.

So any good QI with a nationwide footprint can help you out.  

I am able to fit 6 on a footprint of 4600 sq ft, including the stairs/hallways/maintenance room.  

The footprint of the main house and the studio are on that website.

We have footprints in 10 US Markets, and I have used a lot of  Construction, and Real Estate processes and procedures for my fix n flip.