We only pay the cleaner extra if there was excessive cleaning while a pet was at the property.

We will always have desirable locations that have more demand than supply and the excess supply will go somewhere.

For a foreign investor, the red tape for a traditional mortgage can be excessive - to say the least. 

Unless your Heloc rate is well over 9%, youre better off just applying your excess cashflow toward paying down the Heloc balance, which will immediately reduce the interest that accrues the following month.

And renter was sent an itemized list of damages which is not excessive thankfully for me but she is mad she isn't receiving the full deposit back.   

I expect turn over will be in excess of $5k.  

At the same time no matter how much excess insurance coverage you obtain, there will always be a policy exception for gross negligence and even negligence will likely be covered only under reservations of rights meaning the carrier can opt not to provide coverage. 

If you can concretly tie increased usage to that unit, I would give a notice that rent is increasing due to excessive use.

Your HOA will likely keep increasing and because of the excessive heat, roofs get replaced more than in other areas and if the HOA is not super liquid, that will come back to you in the form of an assessment.

The 1920s in Florida was a time of excess, immense wealth, and precipitous collapse.