Data Quality

Our lists are updated on a daily basis as a result of a continuous process of feedback, telemarketing and research into the markets we serve.
All data is corroborated against a minimum of two sources.
All data is verified against the Postal Address File.
All data is verified via the Mail, Telephone and Fax preference services
The ABC (Audit Bureau of Circulations) independently audits our circulations
All lists hold a full DMA List Warranty
We work closely with trade associations, exhibition organisers, our advertisers and readers to ensure that William Reed titles have the most relevant and influential specifiers available
The Knowledge Store is a member of the following trade associations:
- Data Publishers Association - Database and Directory Governing Body
- The Periodical Publishers Association
- The Direct Marketing Association

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