Corporate actions are events that affect large corporations through the individual investors even those that own a single-share. All organizations that hold equity and debt securities for themselves and/or on behalf of others are affected when the issuer of a security announces an income or corporate action event. The triumphant management of the array of different event types requires understanding of the inherent risks, and tight controls at critical points in the event life cycle. The management of income and corporate action events are important and essential parts of the securities industry business. Corporate action is an essential reading for all those involved in the securities industry, from new recruits to those involved in both the day-to-day operations process and those within an executive management.