More Victoria Police Buttons
Senior Officer Victoria Police
Presumably this refers to commissioned ranks, i.e. Inspector, Superintendent and Commissioner.
Protective Service Officer, Victoria Police
PSOs have provided security services in Victoria since 1987 to guard places such as the law courts in Melbourne; the Victoria Police Centre, St Kilda Road Police Complex, Parliament House, Treasury, the Shrine of Remembrance, and 121 Exhibition Street (Department of Justice). In 2011 legislation was amended to allow for PSOs to patrol train stations and trains after 6pm each day. recruits undertake training at the Police Academy.