I don't think it's as necessary since Airbnb provides the protection plan for hosts.

I found ways to provide value to him in the form of commissions as an agent on his team.

I provided the title company the evidence and an approval from the county that shows the request is in progress.

Using hard money will provide more leverage, but it comes with more risks, so it only makes sense if you have a higher risk tolerance.2 & 3.

Hopefully, it survived and is still providing jobs to the community.  

We do not provide bikes, boats, anything. 

It looks like you're on target with the bullet points you provided here.I do this type of deal all the time, feel free to connect with me to discuss more (preferably tag me back in a reply here so I can provide value to everyone with public replies).You can catch up the arrears, make monthly payments, and either LTR, STR, or wrap-sale it to yet another end buyer for a markup!

If they do have some "uniqueness" to their profile, then a mortgage broker should be able to provide different options than a traditional, large, national bank.  

Most cost segregation study companies provide the quote for free.

I can provide socials and hopefully help put some money in your pockets.