Communication realm of organization management

One of the most interesting items in the communication realm of organization management is the informal grapevine. The informal grapevine has the capacity to undermine the official communication function of a criminal justice organization. Discuss what a grapevine is and the best methods to counteract it.
 In a summary, list and explain one of the major influences on work-group behavior.
 Research and explain what the major political imperatives within the federal system of hiring employees are and how they affect the professional process.