In fact, other than utilizing excessive leverage, or having the plain incredibly bad luck (or lack of foresight) to have invested in a mining town where the mine subsequently closed down, “go broke” investing in real property is pretty hard to do.  

Entrepreneurial and Enterprising SpiritForced appreciation opportunities require entrepreneurial foresight when buying real estate deals to plan and budget the value creation.

You could lose tenants literally overnight with no foresight.

And if you had enough foresight (or luck) to buy in SF, you've experienced just over an 800% return, let alone the rent growth over this time..

I'm networked with a fellow who does and he may be showing me how to do that soon.This necessitates acquiring a shelf corporation (unless you had the foresight to start one up a couple years ago) and giving it some time to build.

I think she has a point of owning your primary residence free and clear (although many can debate that all day long), and you also have a good foresight of growth: scaling up quickly. 

At the risk of being blunt, I believe that some of the issues could have been prevented with better foresight and/or screening, both for tenants and contractors.

Good foresight. 

It's great that you have the foresight to post some of the details before you got in the deal. 

If only I had your foresight and drive at that age!