How can I get into the scanner room

Hint 1 of 4:

You need two things from the office maze.

Hint 2 of 4:

Zap Bill Gates' (er, Elmo Pug's) trash, leave, return for the key card.

Hint 3 of 4:

Put the boss' picture in the Xerox machine, but keep only the copy.

Hint 4 of 4:

USE KEYCARD and SHOW PICURE to the scanner.