Keep existing building ($850K appraisal) and build an DADU 2.

If you can't find existing meetups, create your own by organizing casual gatherings for like-minded investors.

If there are existing aplliances left by former tenants or former owners, my lease says that I'm not responsible for repair or replacement of those appliances. 

This policy will provide additional coverage above what your existing policy covers.

Common fees will include a set-up fee, a leasing fee for each turnover or a lease renewal fee, marking up maintenance, retaining late fees, and more.

new construction gets valued at a way higher premium. this is a false statement. new construction will always beat existing Very market dependent.

I don't see similar features in existing cabins and my gut tells me that it might be nice draw when weather transitions from summer to colder temps. 

Common fees will include a set-up fee, a leasing fee for each turnover or a lease renewal fee, marking up maintenance, retaining late fees, and more.

If the structure on the property is determined to have no value, be careful when you consider paying the “value of the land”.The value of raw land is different than the value of land with an existing structure, even if the structure has no value.  

So far, nothing.The point is that I believe people spend a lot of money, time, and effort protecting themselves against a non-existent threat.