13. The apparatus of claim 8 , wherein the determination module is further configured to: generate mapping information mapping a product type in the global product taxonomy to the particular product category in the product category structure of the e-commerce website.
14. The apparatus of claim 13 , wherein the determination module is further configured to: receive, via a user interface, the item listing title in connection with a user request to post an item listing on the e-commerce website; determine a product type in the global product taxonomy, based on the item listing title; determine, based on the mapping information, one or more product categories in the product category structure of the e-commerce website associated with the product type; and notify the user that the item listing title is associated with the one or more product categories in the product category structure of the e-commerce website.