The name "Hanover" is used by Aberdeen City Council for this area, but I have never heard residents refer to this area as Hanover. In my experience, people east of Park Street will refer to themselves as living in the King Street area, and west of Park Street the Beach / Beach Boulevard area.

Should the node for Hillington be so far south? I would have thought being north of the railway line would have been more accurate, but I have no connection to this area so reluctant to make any changes.

This area (all "Whitefield" streets) is known as Whitefield by Newtown St Boswells residents. However, not sure if it is a large enough area to justify a neighbourhood tag.

Should Garscadden be a quarter with respect to Knightswood?

The name Hayton isn't really used any more, in any official capacity at least, it seems more of a historic one which refers to the part of Tillydrone north of Hayton Road -- make "Hayton" a neighbourhood of Tillydrone?