I know there will be even more fees if I close this line of credit out early (within the first one or two years) but I'd like to move on and write off the extra expenses (closing costs/early repayment fees) as a learning experience.

Unfortunately with it being owner occupied, you are subject to the ability to repay rules.

Find unique STR's with a "WOW factor" on airbnb/vrbo/outdoorsy in your area and send a friendly message to that person asking if you can connect with them to find out more info.

Would you have a few minutes to talk about how that process was unique compared to the US?

Advantages: Lenders will have two PGs on a loan, which will give them better comfort with "collateral" of being able to go after both members, if the loan were to default and repayment cannot be made.

What sort of questions and repayment documentation or ideas should I be focusing on.

You read that right--on top of paying back the principal balance you'd have to pay millions in penalty for the early repayment. 

I've also thought about just taking a loan on 401k for the down payment and repairs (using BRRR method) then refinancing within 6 months to repay my 401k. 

So I have some unique insights to Ft.

It’s not a distressed property, however the owner is in a unique situation and fully on board with home inspection and contractor rehab estimate (my agent checked the house out and said it’s in great condition, minimal rehab).