Some examples would include any unpaid rent, late fees, or utility bills and damages to the unit beyond normal wear and tear caused by you.

Even the resale value would be suspect for me because the tenants would likely damage it or fail to maintain it properly.

The good thing is it's easy for a DIYer and it doesn't get damaged by water.

At $800 / month, is there a different method for accounting for evictions and property damage by tenants?

As well other expenses, such as broken appliances, other impending damages, and vacancy.

We have moved all our clients from his management a while ago so no damage to us just a big pain.Been trying to recover monies ever since.

Perhaps inspection of the property and taking care of any damage - take out fund in security deposit with something like 30 days to replenish, etc.

I knew to look in the crawl space, where I found standing water, and learned a couple tricks on how to spot water damage or signs of previous water damage in the ceiling and around the outside of the home.

If they are not damaging the property I don't see why you would care if they are using airbnb to help  make ends meet. 

Hail damage does not require replacement just because it's hail damaged.