What about 80% on an investment property? 

This is also why you had strategic foreclosures during the GFC out west.. folks upside down they know they can just walk with only credit dinged.. so they live for free as long as they can then move on ..

I have seen one bad investment over the years as an agent/investor, and it is easily a home warranty company.

I've put together this excel document after reading Brandon Turners "The Book on Rental Property Investing".

I'm assuming this is a conventional investment property loan though?

Even if you are flush with cash to invest, know everything and aren't leaving your preferred market, would there ever be a reason to MTR arbitrage?

When I return, I will finally take the plunge into RE investing. 

I invest mostly in Cleveland and Southern Utah.

Further, while bringing the estate from the brink of bankruptcy to profitability, he invested all cash flow into improving the estate and diverted no funds to increasing his personal wealth.  

My parents have a fully paid off property they have turned into investment for quite some time.