Quote from @Victor Correa: Have a deal, subject to mobile home with bank lien, Not payed off, Seller just bought 2 years ago & I am taking over but reading about the title transfer need consent from lien holder.

Typically in many jurisdictions when it comes to this type of niche there are very few who do it and they all work together. 

If it's in a shared space like a basement that's one thing but if it's in an occupied unit, that is something that may not be allowed in your jurisdiction.

I don’t believe any jurisdiction is getting more lax on STR regulation.

Did you use standard offer contract for your jurisdiction? 

Meanwhile, bank money market paying 7.5%. 

If no one but owner-occupants can STR... then that should mean opportunity for owner-occupants who STR their primary residences in many jurisdictions.- Large remodels or construction projects (Live in Flip) can be self-managed, worked on directly, and the value add, after 2 years, is largely tax free up to certain limits. - Many areas around the country allow for ADU Construction - house-hackers enjoy similar benefits to remodeling projects by being naturally on-site for ADU construction. 

Go work with community banks, regional banks, and local credit unions.

If the latter, depending on the jurisdiction, YOU may need to be a licensed real estate agent/broker to engage in what’s commonly called “wholesaling” but is actually “flipping”. 

It's not worth hiring a lawyer but as you suggested, small claims court may be an option IF you hired them in your personal capacity OR if your jurisdiction allows LLC owners to go to small claims and represent the LLC in court (many, most?