Abstract: Presented herein are methods and systems for alerting users identified in a monitored location, by an edge node located at an edge of a network, to be preoccupied by interaction with client devices of potential risk events, comprising analyzing, at the edge node, images captured by one or more imaging sensors deployed to monitor a monitored location in order to estimate a motion pattern of one or more passerby users preoccupied by watching a screen of a client device, analyzing the images with respect to the estimated motion pattern(s) to identify a potential risk event involving one or more of the preoccupied passerby users and transmitting one or more warning messages alert one or more of the preoccupied passerby users of the potential risk event.