People tend to check in during these times:
Visit the south-west side of the building to see some horsetail plants that you learn about in BIS 2
There are always swarms of pigeons circling the building. This is a bizarre phenomenon unique to EPS.
If your hungry hit up the hidden vending machines on the second floor nextbl to the ladies room
Beware the bad cell signal in the upstairs labs
Go and say hi to Kitty on the first floor under the Geology Main Office. Purrr! Meow!