Unless the tourism numbers are low even under normal circumstances, you shouldn’t need a vaccine or “cure” before folks start traveling regionally again, and for your property to become profitable.

That is, drugs and chronic diseases have increased our death rate in the past 7 years about like COVID will change it going forward (absent a vaccine or treatment). ​

No vaccine and no built up immunity is the cause there.But the thing is, if they'd come out and said "OMG we're going to have 2-3 years worth of regular flu season deaths amongst people that are on their death beads already!!!

I would skip charging the monthly increase to the rent as that effectively changes the lease altogether and could be seen as a demand for a rent increase.Require and obtain all pets vaccination records and licenses as well as the name and phone number of the vet.Require Renter's Insurance with Landlord as Additionally Insured coverage - that covers pets so that if anyone is bitten or damage is sustained, you are held harmless and the tenant's policy kicks in for those damages.As long as you change nothing more than the conditions regarding the pets, it's pretty basic.  

If LV strip can reopen soon and find vaccine to Coronavirus, then can avert repeat.To address your question, getting section 8 tenants.

Understanding there is no vaccine vs flu.

To some degree they understand the financial impact and crisis due covid-19 and the aftermath which will take many months to not only restore general public confidence before a vaccine is readily available, but mostly when the economy will ready for an upswing cycle.

Latest Vaccine News.

Also, you have to require them with proper vaccinations, licenses, identifications, etc.

When there is a vaccine for COVID-19, then go buy a rental property.