Office Map

Main Exit (Bottom Floor)

 * Hammer - Find it somewhere in the map - To unbarricade the door
 * Padlock Key (Blue Key) - Find it somewhere in the map - Use it on the door's padlock
 * Keycard - Find the Safe Key and use it on the Safe in order to get the Keycard
 * Wire Cutters - Find it somewhere in the map - To cut the wires on the Electrical Box

Back Exit (Top Floor)

 * Pipe Line - A broken at the far end from the stairs can be picked up to fix the pipe at the top.
 * Keycard - Find the Safe Key and use it on the Safe in order to get the Keycard
 * Wire Cutters - Find it somewhere in the map - To cut the wires on the Electrical Box