An ITIN is often required for tax purposes when earning rental income in the US as a non-resident.Please feel free to PM me with any questions. 

You'll also need to show stable income for the past two years through W-2s or tax returns.Talk to 3-5 lenders to compare their rates, fees, and terms.

I've been knocking on doors, there is one that seems like it's abandoned, however despite finding the owners name from tax records I cannot seem to get in contract with them to make an offer (despite trying x, y and z). 

There are less taxes in Alberta too.

The surplus line broker shall collect the Ohio tax of five percent of the amount of the premium for the insurance policy at the time the insurance policy is delivered to the insured."

Find out if they owe any back taxes.

I make around $110k+ per year, live off around $75K, have a mortgage ($1900/mo for rent, escrow, tax), around $40K in equity, and no other debt. 

I just started using it and so far the owner info matches up with the county tax info. 

Taxes/Insurance- depends a lot on where you are located.The homes themselves- POH or TOH? 

So all of the gain and depreciation recapture are initially still tax deferred.However, like Joe said, the down side is later when sold  you lose the 1031 option. the client will pay tax on all gain and depreciation recaptured from before the 1031 also.