Whether there are people outside the Organization (such as contractors, customers, clients, or friends and family) because of their behavior cannot be predicted, may become the source of illegal infringement of the workers in the area
Whether organized outside the staff (contractors, customers, clients or relatives, etc.) can not predict its behavior could become illegal workers in the region against the source
Has beyond the organization the personnel (contractors, customers, target clients or relatives and friends and others) is unable to know in advance because of its behavior that possibly becomes this area worker the unlawful attack originates