Abstract: The invention relates to a method and device for detecting and analyzing the reception behavior of people in at last one reception room according to visual, audiovisual and/or auditory messages, actions and/or to the guiding of flows of customers. The method should be able to be realized with a lower degree of complexity than that of prior art methods. The invention is characterized in that, from the moment each person enters the reception room until their departure, their location coordinates, body coordinates, turning movements and rotating movements of their body and/or of parts of their body, as well as the posture of their body and/or the position of their extremities are detected with a frequency that is greater than one.