sentences:  A milder form of cronyism is an "old boy network", in which appointees to official positions are selected only from a closed and exclusive social network – such as the alumni of particular universities – instead of appointing the most competent candidate.Seeking to harm enemies becomes corruption when official powers are illegitimately used as means to this end.For example, trumped-up charges are often brought up against journalists or writers who bring up politically sensitive issues, such as a politician's acceptance of bribes.