The basement is already walled off the house.

Things that were done:-Flooring-New walls -Roof-New kitchen-New master bathroom -Vapor Barrier-Tree Trimming -Paint What made you interested in investing in this type of deal?

Replace the oil heater with electric cadet wall heaters or baseboard heaters.Go with for the 240volt models.

I'm no structural engineer or architect but looking at the drawing, Is it possible to pitch the roof where the high point connects the center of the wall with the fireplace to the other pitched roof? 

It was an open vaulted ceiling with floor to ceiling windows on a slab.Normally this wouldn't have been a problem, except in this house the owner had some electrical issues and decided to take the cheap way out to repair it by running all the wiring outside the walls in channels like you would find in an industrial application.

LEAVE HIM ALONE...... geez...... you are lucky he responded at all.....don't expect him to dig up some other referral for you or help you with the situation.....LEAVE HIM ALONE......Having the AC out sucks, but its not the end of the world...... suck it up....unless its a life threatening situation, relax... get some portable or wall units and deal with it a couple of days......In my area its not uncommon to be several days for an HVAC person to available period.... let alone someone you trust or have used.

., then separately open a brokerage trading account within the entity to manage the balance of their portfolio in conventional assets.So bottom line; Wall St firms are Wall St assets only.  

Charge rent premiums. 

Enclosed some walls to create a mud room/laundry room.

Owning a condo can be worse than renting an apartment with bad neighbors because it is not so easy to give a 30-day notice to move out when you your next door neighbor cannot sleep unless he is playing his thumping music that vibrates your walls all night while you are trying to sleep.