Abstract: An advertisement sales and management system comprising data storage means, data retrieval means, data processing means, database means, and a number of workstations, performing the tasks of: entering advertisement orders, entering advertisement associated-data, and entering customer associated-data. The database means and the data processing means storing and managing data relating to customers, an advertisement order comprising data related to a group of related advertisements including: a medium in which the advertisement is published, schedules defining insertions, contents of advertisements, and presentation elements of respective advertisement.