Rip it all out and put in a new electric fireplace like this one.Or, reface the ugly tile on front, box out the top so it is a square/rectangle, and then drywall it.

Use the Rectangle tool to create a rectangle, then type in the dimensions to set the rectangle to the correct size.

You are getting it anyway...and deserve it.Second, all squares are rectangles, but not all rectangles are squares...and all REI don't have to be entrepreneurs.  

But, I don't know what a reasonable amount to pay him for this work.It is a single story about 1000 square feet, rectangle with vinyl siding. 

For example, a large square, a rectangle half the size of the square and a small sqaure half the size of the rectangle.

First, I would make sure that the 3 acre lot is NOT irregular (square, rectangle, and trapezoid are best).Secondly, does it have a good water well and electricity near the property?

All squares are rectangles, but not all rectangles are squares"  

Survey showed a perfect rectangle, but the fence was at an angle.

It depends on the specific properties within specifically analyzed micro-markets, executed using specific strategies where the analysis generated profiles match the criteria of your REI plan, at the current timeline in that plan.Or, another way to say that is, "All squares are rectangles, but not all rectangles are squares"

This way if you have renters that only need 4 rooms you could rent that part of the house plus the living room and kitchen, and have a door locked that would access the other side that will not be rented.2/ Have amenities that short term renters are looking for;Jacuzzi on a terrasse,  basement with a movie room, PS4 Setup, Ping pong, maybe a sunken rectangle full of cushions in front of the TV.