Business Daily delves into the world of the Personal Assistant by visiting the Office 2011 Fair in London's Olympia.
Who has the real power in the workplace?
Is it a company's chief executive, or their PA?
Justin Rowlatt talks to PAs about their role and hears about some of the more outlandish things they've been asked to do by their bosses.
Plus what does it take to be a great PA?
The author of The Definitive Personal Assistant and Secretarial handbook, Sue France, tells Justin what the key skills are and why the office would grind to a halt without them.