 He later transferred to the Jos Commercial College where he obtained both the GCE O and A level.After a stint as a bank worker, Audu later proceeded to London from 1975-1978 where he studied banking and personnel management, obtaining professional qualification as a certified secretary, and as a Fellow of the Association of International Accountants of London, as well as fellowship of the Chartered Institute of Industrial Administration of Nigeria.Audu's banking career lasted for a total of 25 years, which he spent with First Bank - formerly known as Standard Bank.