Think about it from a legitimately flush renter's perspective: every time I've rented an apartment, I asked if I could get a discount by paying for a few months up front.  

This is a function of flushing out a good price as a Seller.  

So when they flush and let go quickly, it may get stuck and water would keep on filling the bowl and eventually overflow.We had our contractor replace the part and the issue was supposedly fixed.

Aloha White LH (478-640) Toilet – Dual Flush by Glacier Bay (215-583) Vanity – 24?

As Mike is asking, what are you trying to flush out?  

There's a one in about 40,000 chance that one hand of video poker will result in a royal flush. 

I see you're from Flushing.

If the RUBS variables are based on occupancy, then you factor in everyone taking showers and flushing toilets and the additional loads of laundry.

RH Aloha White (481-143)Toilet – Dual Flush by Glacier Bay (215-583)Sink Faucet – Glacier Bay Buildiers 4?

Once a negative starts and you don't have the cash to rectify, the situation can turn into a vortex with a flushing sound.