Bing Shopping Data Feed Optimization Instructions: 1. Optimize your MerchantCategory column . This column is the most important to properly categorize your items. A merchant selling paperweights with the MerchantCategory set to Office Products will be categorized far less effectively than a merchant with the categorization Office Products > Desk Organization > Paperweights.

Bing Shopping Data Feed Optimization Instructions: Optimize your MerchantCategory column . This column is the most important to properly categorize your items. A merchant selling paperweights with the MerchantCategory set to Office Products will be categorized far less effectively than a merchant with the categorization Office Products > Desk Organization > Paperweights.