"We assume the metro area in the city population - because the city is referred to as a whole. If I go to visit a friend in the metro areas of Sydney, I'm still 'going to Sydney', not 'the Sydney metro area'."
Generally it's more the people in the US metro areas who make that distinction, the persons who visit and live in the outlying areas and suburbs do not.
Generally it's more the people in the US metro areas who make that distinction, the persons who visit and live in the outlying areas and suburbs do not.