Criminologists study crime in order to reduce and prevent it.
Quantity surveyors specialize in managing both costs and contracts for large-scale projects
Opticians help fit people for eyeglasses and contact lenses according to prescriptions.
A management consultant offers advice and guidance to help a business or client thrive.
Personal assistants provide admin support to senior members of staff.
Lifeguards rescue swimmers, surfers and other water sports participants.
Correctional officers supervise, manage and control prisoners by enforcing rules and regulations.
Private flight attendants look after passengers of private jets.
Passenger service agents ensure passengers, and their luggage, get on the right flight.