She probably walked in thinking all her junk would be there and was shocked to see someone else living there.

Not saying dont rent for market but dont be shocked if there is a renter revolt. 

Now we got a contractor to assist with some walls and he says there is definitely structural damage and is shocked this passed FHA.

Perhaps it isn't your ideal, but if you can force yourself to tolerate it for at least a year, you'll come out so far ahead, it will shock you.As for the other part of your question: the forums are a great place to learn.

Having had an Airbnb for about 18 months, the shocking expenses were in those consumables.  

To be frank, the question is a bit shocking to me.

Last year I had my shocks replaced on a truck.

I was shocked.

I also try to not shell shock our best tenants with large increases. 

The sticker shock is real: From grocery stores to gas stations, you can't escape it.