I think she’s in the perfect position to sell via owner financing but I’m not savvy enough to give her the step-by-step.

Solution: Only close with an experienced closing attorney and always make the borrower get the lender's title insurance.Your collateral (the property) may be worth less than you think - OK, let's assume you definitely are in first position.

It a few years ago my wife and I were in a very similar position and opted to buy a personal residence rather than house hack a MFR.

You are in a good position to be in no doubt .

This property has had a positive cash flow and I currently net over 450 monthly.

The property will be in your name as the owner, the lender will then have a first lien position on it. 

I live in Bayonne and have seen progress towards positive change since moving here (luxury apartment complexes, ferry, Costco, Military Ocean Terminal redevelopment, bike share, park improvements).

He's a month to month tenant and with a few exceptions the standard in VT is 30 days notice to vacate due to sale.  

Anyone have any experience using crowdfunding?

To over simplify, one I call the California method (buy high and sell higher) and the Texas method (buy for positive cash flow).