Many traditional systems report the costs of each manger’s responsibility area for purposes of control and evaluation. These costs can be subdivided into accounts such as indirect labor, supplies, and electricity. Traditional systems can also provide total costs of each cost center for use in product costing. Traditional systems, however, do not require careful study of how each task is done and just how expensive it is to do, but ABC systems require precisely that. When this information becomes available to management, it usually reveals opportunities for improvement. In general, there are four ways in which activities can be managed to achieve improvements in a process