This home is not a luxury home so the insurance route seems overkill.2) Buy a worry free waiver and add it to the booking rate?

So you just need to look at that additional $2000 - $3000 of interest each year as really being 1000 - $2000 of total new expense to your after the tax deduction.3.  

Install additional stackable W/D units in the garage (requires some electrical work).2.

Doing additional payments will shorten the life of your mortgage and save you a lot in interest. 

- We had 2 break-in & furnace & HWH thefts there this year:(File a claim ASAP, you'll need:1) Utility bills to prove electric & gas were on2) A police report, proving a break-in3) Pics/video to prove the condition of the property to support theft claimWhat are you doing to mitigate additional damages?

This poses an additional challenge for new RE investors.  

Here is the source for the commission rate, right from the Sitzler NAR lawsuit judgement (bold text added):"In addition to training, Plaintiffs have presented expert testimony showing that Section 2-G-1 had the effect of stabilizing commission rates.

If so that's a big additional risk for the buyer.

I'll look into VRBO as an additional platform as well, thank you!

However, I definitely recommend pictures any time a guest left damage or extra cleaning that will result in additional charges.