Having pets does not automatically grant you permission to destroy the property by allowing those pets to pee and poop on the floors.

Just landed a 5 hour flight from LA to NY and I destroyed those Podcasts!

The mobile home units are grandfathered in and can stay, but if they were to burn down or be destroyed the town would not allow the owner to replace them. 

...when your friends ask you how you're doing, and you tell them how many properties you've viewed and offered on this week....when you're invited to your agent's birthday party of close friends....when you enjoy tenant applicant calls from CL because you think they are entertaining, not annoying....you enjoy bullet-proofing a rental property so tenants can't destroy it.

When Katrina happened in 2005, over 135k homes were destroyed and over 250k people moved away from that city.

However, some economists estimate we're still a good five years behind the demand.More recently, natural disasters have destroyed the existing housing stock in two major areas: southeast Texas and the gulf states, and a large portion of the State of Florida as well as portions of Alabama and Georgia.

Also tenants somehow manage to destroy windows I’ve noticed.

In that year, somebody could move out destroying the carpet and you have to start all over again.   

The cheaper landscaper destroyed my front yard and charged me a lot to do it.

If she has been there already for 5 years I wouldn't worry about the pet (unless the pet is destroying the property) if she's staying but if she moves then I will include that in the lease agreement for a future tenant.