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After you have created your category mapping between The Edge and your website (above), you will need to apply the mapping. You have 4 options:
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Automate Categories: Once you have saved the category mapping above, select this button to apply the mapping.
Rewrite Item Titles: If you update an item title, select this option to update the item titles without redoing the entire category mapping.
Recreate Categories: If you update a category mapping, select this option to update the category mapping(s) changed.
Create Smart Categories: