A vertical is a market or category type for a brand. The categories range from arts and entertainment to shopping by industry. The verticals target industries for the campaign's ad. Sub verticals are also available to a lower level category providing a specific industry. A brand supports multiple verticals with various sub verticals. You select the applicable verticals under the Brand. The default sub verticals appear. You remove the sub verticals, if needed.
The verticals in Basis are based on the Google vendor categories.