Figure out who your "customer" would be and set everything up to target them.

We have marketed the property through 2 local brokers and in house.

Does anyone know a mortgage broker in the Muskoka area that is good with rental properties and ideally is an investor themselves? 

An independent insurance broker should be able to provide coverage.

Ask your favorite mortgage broker about DSCR loans.I was told by my lender they would base the loan on AirBNB estimates of what my STR would generate, didn't even have to one day of rental on it.

Most Hard money lenders are going to require 20% of cost so if you have that plus reserves then that is by far the best bet.If this Is for real and they are not just trying to get a thousand bird dogs to pay them a 795 up front fee for their inspector they probably pay 100 bucks to drive out and look at and fund very few deals ( like many mortgage scams) .. then these can be pretty nice set ups for you to gain experience and build your resume'I would also hit Mark off line he is a very experienced licensed Broker in that area and one who knows the investor side of the coin

If a deal crumbles and you lose money it won't be because of the financing, given you're dealing with a reputable broker or lender who has closed 100s of deals. 

Hemp is used as an insulation material, now sought after for custom homes.

It was extremely hard to get information about properties while owners and brokers seemed a lot more careless and missed basic things.  

@Charlie Brown, I'm not super familiar with your market specifically but I think this strategy works anywhere:- Find a boutique, niche, ideally aging broker/brokerage in your market, and start adding value.