enclosed garage

Hi everyone! We have an attached carport (two walls are attached to the house, and another wall includes a short brick wall with an opening to walk through, and then of course there is the opening to drive into. My husband and I are wanting to close in the carport to convert into a homeschool...

So we are under contract on a fixer upper and it is currently a one bedroom one bath house...(they expanded kitchen into the former bedroom). They also enclosed the garage into a second living space, but it is a two step down into it. The ceiling is the same height as the rest of the house so we...