epublishing.com comments: Comments for 'Demographic Data and Marketing Codes Offer Subscriber Insight in Multipub'https://www.epublishing.com/news/2021/sep/22/demographic-data-and-marketing-codes-offer-subscri/epublishing.com comments: Comments for 'Demographic Data and Marketing Codes Offer Subscriber Insight in Multipub'en-usWed, 12 Mar 2025 12:18:37 +0000