Having rendered invaluable services to the nation � from 1 July, 1987 (as Deputy Attorney-General); 12 April, 2001 to 29 January, 2003 (as the Acting Auditor-General), and later confirmed as the substantive Auditor-General (a position he held until 2010) � Mr. Edward Dua Agyeman, has resorted to the court of law to battle over his retirement benefits.