Assuming you sold the home at the end of 5 yearsYour NET ROI would be:0% appreciation: 10.93%1% appreciation: 12.13%2% appreciation: 13.33%3% appreciation: 14.53%This ROI calculation takes into account taxes, insurance, selling costs, repairs (calculated at $3500) through out the lease.

For abandoned parks with infrastructure, some lenders may consider them as long as there’s a plan for the rehab and the infrastructure is in good condition or can be repaired.

It would be a tight budget but I do have money set aside for repairs.

Having it solid in a spreadsheet instead of in your head or on notebook paper and playing with the numbers for the repair budget isn't wrong.

However, you can file Form 8832 (Entity Classification Election) to change the LLC’s status to a disregarded entity, provided you act promptly.If you don’t make the election, you’ll need to file Form 1065 by March 15, 2025, adding complexity but retaining the same tax benefits, such as deductions for depreciation and repairs.

Should I go ahead with stocks, put in T Bonds and then invest when things stabilize or invest in some other asset (real estate, agriculture which is also looking risky at the moment, something else I haven’t thought of)?

Even if you break even, you will lose money every month it sits vacant, when you need repairs, property management, etc.

I am sorry that the storm that passed through just prior to your stay required emergency roof repairs. 

Should I continue to pursue the original house deal by deducting their estimated repairs?

I've found an off-market property that would require $175k purchase, $35k down, $20k in repairs, with a conservative ARV of $235k.