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In order to set up Advertising Management to handle classified advertisements, the sections or headings need to be defined in the Advertising Product Sections service. The service is capable of handling any number of classified advertisement sections and any number of levels, thus allowing for a hierarchy of advertising sections. For instance, under the Automobiles section, there may be sub-sections for Cars, Trucks, and SUVs. Under each of those that sub-sections section, there may be sub-sections for Ford, Chevrolet, and GMC. The Advertising Product Sections service supports the hierarchical relationship concept.
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