Business Magazines (Demographic) reporting standard change - March 2009
- Removal of ability to analyse demographics for non-controlled free circulation (except geographical analysis)
Business Magazines Profile rule changes - December 2003
- Status of Profile certificate
- Issue of first Profile certificate
Business Magazines Standard and Demographic rule changes - June 2003
- Titles requiring audit before issue
- Completion of audits & issue of single issue/3-month certificates
- Joint subscription packages
- Controlled circulation: validity of requests
- Controlled circulation: telephone sources
- Profile certificate: grouping of data
- Profile certificate: site analysis
Business Magazines rule changes - December 2002
- Profile certificate: inclusion of percentages
- Controlled circulation: internet requests
Business Magazines Standard and Demographic rule changes - June 2002
- Back issues
- 6-month certificate following single issue certificate
- Titles with consecutive audit reports
- Profile certificate: printing of certificates
- Profile certificate: site analysis
Business Magazines Standard and Profile rule changes - February 2002
- Controlled circulation: date of sources
- Definition of back issue
- Bulk sales: must not be estimated
- Standard with demographics certificate: inspection before issue
- Profile certificate: issuing procedure and sources