Some skills and knowledge are difficult to teach on the job, so off-site training will be necessary. Staff receive training away from their desk or workstation. The method also allows the use of a wide variety of training techniques including: lectures, apprenticeship, internship and assistantship, special study, film, televised lectures or discussions, case studies, role plays, simulation, programmed instruction and laboratory training (Armstrong, 2006). In addition to these methods, there must also be techniques for training and organizational development