Person who see's if you are on time, and if you are absent or tardy reports it to the bossimmediately. Note it may not be there job to report it, just a brown nose..
Making sure everyone who arrived before you to an event has left before you, so no-one can accuse you of attending for less time. Most commonly used in regards to work or awkward social situations.
Question you ask your professor during class to show him or her that you show up to class regularly. Useful for grade bumps at the end of the semester.
Person A: Why'd you ask Professor Land that question if you already knew the answer?
Attending a meeting where you are optional or not invited at all just to make sure you can deflect any work assignments that come out of it. Wasting an hour to save hours.