One challenge to manage is being able to clarify for lenders on those rentals (if you have them) which amount of the premium should be paid for each rental so that they do not include the entire premium into their escrow analysis, inflating your monthly payment on that rental. 

Eliminate debt, establish a budget, and save.

that we’ve learned in our 24 years, managing almost 700 doors across the Metro Detroit area, including almost 100 S8 leases:Class A Properties:Cashflow vs Appreciation: Typically, 3-5 years for positive cashflow, but you get highest relative rent & value appreciation.Vacancy Est: Historically 10%, 5% the more recent norm.Tenant Pool: Majority will have FICO scores of 680+ (roughly 5% probability of default), zero evictions in last 7 years.Class B Properties:Cashflow vs Appreciation: Typically, decent amount of relative rent & value appreciation.Vacancy Est: Historically 10%, 5% should be applied only if proper research done to support.Tenant Pool: Majority will have FICO scores of 620-680 (around 10% probability of default), some blemishes, but should have no evictions in last 5 yearsClass C Properties:Cashflow vs Appreciation: Typically, high cashflow and at the lower end of relative rent & value appreciation.

If not, these are liabilities and wouldn't advise adding debt.

With 0% down and 30 year amortization, your monthly debt service will be $1756.

If they notice you have another house and your debt to income can't cover it.

. - I will ding their credit such that all credit cards and other debt will cost them more.- I will keep their security deposit for funds owed.- I will do my best to garnish future wages until their debt to me is paid in full.This has worked 100% time so far.  

There is no requirement for @John Gillick to replace debt with new debt. 

I really like Lease to own option to get into deals without having to take on massive debt.

Charge the tenants a higher rent rate and include utilities with their rent.