Edward says Sumner had undercut him at NAI, urging him to stay on but hiring someone else to do Edward's job.

FORBES: Magazine Article

Before making the switch, PricewaterhouseCoopers encouraged its employees to follow some basic rules of etiquette, reminding them, for instance, not to leave uneaten food in someone else's office and urging them to replace office supplies they used.

WSJ: Warming Up to the Officeless Office