I'm just going to paste part of my response below:Manufacturers generally want a large number of units to produce because repetition and quantity lend themselves well to the manufacturing environment.

Originally posted by @Peace Lily:@Kevin S.

Financing:  My credit is good, but again I want to clear up some personal stuff first for peace of mind. 

While he is not a protected class as a convicted predator, he still has the right to peaceful habitation.

3rd floor condo is the key to this....you can do everything humanly possible in your unit, but unless the others do the same, you will never get rid of them...ever....In a condo environment, the attack has to be way wider than your unit and it will take more than a few days...probably a month or 2 at minimum.

@Joe PitroloThat ceiling looks like it’s from 1955.Leave it in peace

However the Phase I is about $2500 - I suppose I should eat the cost for peace of mind now instead of scrimping now and regretting it later.

People understand the risk of paid of real estate in today's litigious (sue-happy) environment but real-estate investor's seem to forget the "RISK" of DEBT. 

And if in the past, that might been overlooked, in an environment of raising interest rates I would think they would welcome a reason to call the loan, grab the money and redeploy it at a higher rate, especially if the bulk of the interest was already collected (since you pay mostly interest in the beginning portion of the loan lifetime, and less later).

It selfishly  it turns out to be a better investment environment.