Strategic Business Units: An Analysis of Critical Mass Media as an SBU of Clear Channel. This is an analysis of one of Clear Channel Communications' strategic business units, Critical Mass Media, a marketing firm specializing in radio broadcast media. The paper looks closely at marketing strategies such as nest marketing, web presence, listener relationship-building, and matching format to listener identity, that radio management cannot afford to neglect. 10pgs, bibliography lists 4 sources. Pages: 10 Bibliography: 4 source(s) listed Filename: 11881 Strategic Business Units.doc Price: 89.50