I can tell you that you won't secure a REFI term longer than the term that is left on your lease. 

Its essentially in the longterm best interest of the property owner to ensure there is a non-compete clause in all leases; merely for the benefit of securing longterm relationships with the tenants.A diverse tenant mix can attract a wider audience and contribute to a more vibrant environment.

Credit score can help you secure a great rate so make sure to get started on that if you aren't already.

While I'm not entirely discouraged, I feel like I've invested significant resources (LLC, website, domain) without securing a deal that generates cash flow.Any advice or guidance would be greatly appreciated. 

That's not really a full story so it's hard to say, but generally, if you don't feel secure or confident in the person you hired, you shouldn't have hired them.

Do nothing...the tenant isn't renting that area and has no right to dictate how you use it as long as it poses no security/safety risk to them. 

Sometimes it’s the smartest move to gain liquidity and to secure your position with your remaining properties.

From what I understand that is how it  works for the NYC landlords/schools or Lambo dealers and Tesla that take bitcoin.  

Building out my portfolio with strategic, secure passively cash-flowing assets to continue to build leveraged equity.

Visa and FinancingYou're correct that securing a mortgage might be challenging without legal status or a W2 job.