Use an Audit to Link Communication to Performance
http://www.iabc.com/cwb/archive/2007/0107/williams.htm

Williams, John A.
Communication World Bulletin
2007

Abstract:

Traditionally, a communication audit serves as an assessment of past performance, where the report of results highlight the strengths and weaknesses of internal communication. Based on this analysis, the communication department must determine where to invest its time and resources in the future.