By Elaine Doyle A drunken nuisance or terrorist? Are your staff equipped to analyse suspicious behaviour and act accordingly? Erratic, strange or suspicious behaviour of a patron(s) could lead to an emergency response. Recently in Melbourne the suspicious behaviour of a patron of an entertainment complex caused an evacuation and lockdown. The patron who attended a bar in the complex defiantly announced he was a terrorist. Carrying a backpack that was repeatedly left unattende