We manage a portfolio of 500+ units and the most common duplex you will find in the area is an up down that has 2 beds and 1 bath per unit, your looking at $600-$650 a unit for those. 

I would give them the required notice of termination and start fresh.

Notice how long they have been up for listing at that particular price.

It's not a common thing that people go through when a tornado hits your house unexpectantly and having to do a total renovation.

Will this become an issue in 3-5 years from now, when the IRS finally notices?

I’m trying to learn what is commonly needed upfront for most cabins in general, aside from lending costs.

Consulting experts can help you sell your house efficiently and avoid common issues.

The most common pitfalls include underestimating the workload, difficulty finding reliable tenants, and managing legal requirements.Additionally, DIY property managers may not have access to the same resources and networks as professional property management companies.

I'll re-post here if I notice improvement :).  

In my area foundation issues is common so it's something to include in the numbers.