Optimum utilization of abilities: enlarged jobs tend to better utilize the physical and mental skills abilities of the workers. Enlarged jobs, with the optimum levels of complexity can create tasks, which are challenging but attainable.
Worker paced control: in Job enlargement, workers move from a machine paced production line to a job which is paced by them. The workers will enjoy his work more, if he can vary the rhythm and work at his own pace. He will also feel less third in this way.