We typically pay somewhere in the range of $3500 for a new, basic furnance, including install, if there are no other modifications to the system required.  

If it has any basis at all (such as you left the apartment during your lease term for what you felt was a justifiable reason and stopped paying rent, but the landlord disagreed) then you may be better off paying a rather small settlement.  

While short-term rentals in areas like Kissimmee, Florida, can pay for themselves and offer lifestyle benefits, the ROI typically doesn’t match what I see from my traditional portfolio of long-term rentals in North Texas.That said, short-term rentals can still be a great choice, especially if you're drawn to the area and the opportunity to combine personal use with investment income.

DNR pays close attention here as well.

Do you want to be passive (ie give your $ to someone and they pay you interest, or you put the money for the opp and get equity, etc)3.

No but keep track of those repairs as it will add to your cost basis when you go to sell it and have to pay capital gains.

Pay attention to 99% of the posts on Bigger Pockets, most folks here have very little money.

Taking the loss now is preferable to paying out monthly for the privilege of being a landlord.

How much is your take home pay?  

I'm sure she would have liked to place our net worth in high dividend paying stocks held long term, and some bonds and CDs.