Phase 2: The "I'm-Not-A-Phase-2" Phase
Grab as many Doritos as you can from the cafeteria. The vending machine in the break room is always out of order.
Subphase 2.1: The Great Snack Heist
Use your wits to disable the security system. It's not rocket science, but it's close. Subphase 2.2: Alarm-Disable-Go-Round
Look for hidden panels in the walls. They're not actually hidden, but they're not obvious either. Subphase 2.3: The Great Panel-Palooza
Offer the guards a deal they can't refuse: a lifetime supply of free pizza. Subphase 2.4: The Pizza-Pizza-Paradox