I always scope the sewer line if connected to city sewer 10-15k if collapsed or broken.

I like Sub S corps much better than LLcs for flips, be able to collapse the Corp after the deal is done. 

The adjustables are hollow and will collapse much sooner in a house fire.

If the house had water damage and it caused the roof to collapse, walk away. 

I had a sewer line collapse from the bathroom to the main line but had the reserves to fix.

If the deal collapses and I would lose everything, I'm out.

If the deal collapses and I would lose everything, I'm out.

Otherwise they're all collapse.

Someone dies in your rental because the vent pipe on your hot water heater rusted out and collapsed and the house filled up with carbon monoxide killing the medical Dr. who lived there. 

Even direct investors of real estate that purchased in 2006 experienced (or are still experiencing) a lot of pain as a result of the greatest real estate collapse since the great depression.I suppose that one could opine that the TIC sponsorship was bad, that TICs are inherently risky, the timing was bad, you got burned by the market, etc.