My spouse and I currently rent a home from an acquaintance who no longer cares to deal with the stress of a place that needs work and is the byproduct of a bitter breakup.

I think your just still bitter that you were wrong and are trying to spin it that somehow, even with all of your fallacies, that there is any truth to what you wrote.

That helps to prevent any bitterness from the existing property management firm.Did you ever resolve the 'Additional Repair Work' or paid to move on? 

Eventually the “home” was FIRE BOMBED by rivals ?

There’s a deductible with every repair that can rival the actual repair cost.

Looks like I rivaled your initial post length with my response, haha!

@Brandon Sturgill you sound bitter and unprofessional.

A lot of development, modernization, and downtown rival  has happened in the area the past few years. 

They put locks on every door to slow police or rivals and allow a get away.

He's refusing to do so and wants me to use half the security deposit to break the lease (He's bitter that I'm doing a walk-through of the apartment to assess damages after he moves out instead of with him before he vacates the property).This is the response I got from him when I told him I'd be sending a payment request through Cozy for half months' rent..."