(1) When a large fissure in your ceiling forms and starts to leak water into the hall.
(2) When enough water drips from said fissure to fill your largest mixing bowl.
(3) When the damage spreads to your roommate's bedroom wall, the bathroom ceiling, and the living room ceiling.
(4) And when a large portion of the wall experiences separation anxiety.
The maintenance people were super-prompt, and have been really polite and great about fixing everything. The upstairs neighbours... not so much.
And (5) They're putting in a gym. That we can use for *free*. Hurray!