If there is a solution to that scenario I'd be most interested in hearing it.

What solutions could we bring to the table that would enable us to continue bringing a true glamp service to our customers.

As for the basement, it is an inexpensive solution to add value to the property. 

Find an proactive product solution based on offsite construction maybe a good option, it's put you in control by dealing with the whole construction value chain even if you are new entrant. check this post on linkedin:https://www.linkedin.com/posts/karl-dixon-2b964656_offsite-m...

It's also a simple solution, there are new sub-metering systems available for a few hundred bucks.

Explain your concerns and see if there's a way to find a solution that works for both of you

At that point, it's worth researching and finding a solution that better meets your needs. 

This would be a temporary solution until I can secure long-term financing.Additionally, I am actively working on improving my credit score.

Now, it seems like the goal would be to keep that property in the long run, so you would want to Refi that in a few years when rates come down and you again can qualify for a more traditional mortgage, but there could be a path to getting around $100k and taking the next few years to focus on banking cash flow and possibly expanding.I know, it's a bit out of the box, but if we were just blue sky talking about a solution, it's possible. 

At that point, it's worth researching and finding a solution that better meets your needs.