It really comes down to what your property management process is like (as others have mentioned above) and Chicago heights is a neighborhood that you have to take into consideration from a block-by-block perspective; it isn't the greatest area from my experience thus far and as Mark has noted above, school district also plays a part in this as well.  

Granted, it's a nice thing to do but, to play devil's advocate, would it be worth the opportunity cost?

I'm just playing devil's advocate here.

What are some other ways I can play the cards I've been dealt?

I will play around with the spreadsheet and calculator and report back. quick question- I would assume that the security deposit should not be included in any calculations?

. : )I would like to hear how this plays out.

Since then I have concentrated on nothing but the Bywater/Marigny area.If you want to play below St Claude, you are going to pay, dearly.

Try to get something in writing from her that says she is voluntarily releasing possession and returning possession to you, with any pre-paid rents remaining with the landlord as consideration for early lease termination.

He knows how the game is played.

Since you are not leaving there is no incentive for you to play nice, so enforce your rights.