Being aware of the people around you and your surroundings from the time you enter the building until the time you sit down across from your interviewer can give you clues that you can use on the fly.'Often the person leaving as you are arriving is your competitor. Or you may be waiting in the same area as other candidates. See how they are dressed, how old are they, what are they carrying,' says David Couper, career coach and author of Outsiders On The Inside: How to Create a Winning Career...Even When You Don't Fit In. He suggests tailoring your answers appropriately with the information you gather: 'If they seem older than you they may have more experience. Be ready to talk about the quality rather than the quantity of your work knowledge.'