Worse case I just continue to manufacture them through my fix-n-flip business and buy with seller financing where available.Also, is tax lien investing really viable today? 

There are, of course, also things like politics and tax policies preventing the New York side from developing its tourism sector to be on par with Ontario... 

You and your legal, tax and financial advisors should review this transaction in greater detail, especially the PLRs, to ensure you understand the significant risks involved and are structuring the transaction as close as possible to the PLRs to mitigate some of the risks.

BRRRR, Fix Flip, taxes, deal analysis, market analysis, marketing, financing, etc.  

Quote from @Erick Pena: A "good" rental property is one that covers all expenses (mortgage, taxes, insurance, maintenance, property management fees, and any other costs) and still leave a surplus (commonly referred to as cash flow).Calculate cash flow as: Cash Flow = Rental Income − Operating Expenses − DebtThere's much more to it, but that's the basic idea.

Type Line Item Fee Fixed Fee Collected Rents 10% of All Collected Rents New Tenant Search & Onboarding $600 Variable Fees Business Hour Service Calls $90/hour + Materials Cost + Tax After Hour Service Calls $120/hour + Materials Cost + Tax 3rd Party Coordination HVAC Cleaning & InspectionGutter CleaningSpring/Fall Exterior CleanupSeasonal Mowing & Weed TrimmingSeasonal Snow PlowingGeneral Contractor Negotiated Vendor Cost + 10% Oversight Fee  

On property number one, I would cash flow $750 a month after mortgage, taxes, and insurance if I also rent out the unit I live in.

I assume they collect a proration every month for property tax?

Credit Rating/Bank Statements/Tax Returns: Specify your requirements, if important to you.Purchase Criterion: How do you define a good deal, which will be profitable for your borrower and safe for you?

I was just reading Mark's book "The Tax & Legal Playbook" this morning and it specifically had a "critical warning" (page 31&32 in Chapter 3).