We had the bathrooms and adjacent areas tested for mold, and the lab results identified high levels of mold, including those that are dangerous to human health.The owner does not have insurance, and was previously cooperating to pay for the damages, but is now renouncing liability.

A rain leak had damaged the sheetrock in the ceiling of the dining room, and he says that it needs 6 to 8 panels of sheetrock to fix the ceiling.

I wouldn't inform the tenant of this until about a month before (or whatever the minimum length is in your lease) that you won't be re-signing him as to not cause any more tension in the relationship which could result in damaged property or him not paying rent.

She caused the damage and she's the one that wants the replacement.

But in my experience, it is a more common that the lower the rent, the more damage to the unit and the shorter the stay. 

At the same time, there is still an opioid epidemic and covid/lockdowns has done a ton of damage to mental health (more drug use which leads to more homelessness).

My property is the second roughest house on block so I agreed that enhancing the image would be helpful. 

Despite the damage, they made up for their mistake and covered the extra costs, so I plan to use them in the future.

Soviet-style blocks were built, but without even private baths of any sort--those had to be traveled to--and no hot water whatsoever. 

If your property is found liable for millions of dollars of damages (maybe a fire started there and spread to the entire neighborhood?)