How to remove a content area
To delete a content area, first navigate to the content area page, then click 'Edit ths content area'. This takes you to the edit screen, in the editing links at the bottom is the option to delete the content area you are viewing.
To prevent you from deleting a live content area you have to delete any articles inside a content area first, before you remove the content area. You may also be asked for an authorisation password.