If you are held up through no fault of your own, ring the employer direct or the agency. Body language Personal image is more than just clothes. Warmth, openness and self confidence will also influence the way prospective employers judge you. Smile, make eye contact with all interviewers. Sit back in the chair to be comfortable and confident but don't lounge.
Spatial gestures indicate openness.
Leaning forward adds emphasis to a point. Leaning back, to put distance between yourself and the interviewer, whilst touching your face is said to mean that you are fibbing. But, don't forget to try and be yourself. Looking natural and feeling confident is your best asset. Strike a balance between being monosyllabic and verbose.