The OSP Bullpen is an area in the Office Of Special Projects and where the main OSP Team often go to their work or spend most of their time before being summoned to receive information concerning their latest case.
A few steps away, there's also a table with a coffee machine and various equipment there, allowing the personnel associated with OSP to go get coffee.
In the Main OSP Area, there's also a giant plasma screen where newly uncovered information can be transferred to the screen from the OPS Center Upstairs.