there are a few great threads on BP about hardening rentals that touch on this

I️ recently heard about tenants pouring cement in the toilets and then flushing to have it harden in the pipes.

., can be an inexpensive, easy visual improvement for a dated home, even if you use the simplest, cheapest ones and buy in bulk.There are a few topics on here to search for about hardening your rentals -- a very good read before you begin.

Besides being potentially inhumane, someone has to either remove and "store" them daily or feed/water and remove feces/urine daily.Anchoring: some investors are using hardened steel bands and mounting them to the concrete basement floors. 

I like to renovate and rent, harden the properties for longevity and modernity. 

But don’t lose or harden your heart too much because of your experience.There are still people out there who sincerely need a break.Guys with open hearts just need to become more careful about who to trust.

Your good heart IS apt to make judgement errors. but don't let it totally harden you.

I was only 20 years old and he was a hardened criminal.

The longer we have rentals, the more we tend to "harden" them against tenant damage.

Like Richard we all hardened over time as that is really what is necessary to not only survive but to thrive in this business.