| 摘要 |
A computer-readable medium, computer-implemented method, and apparatus are provided. In one embodiment, a change order for a purchasing document is created, and one or more attributes of the change order are modified. Approval of the change order is submitted and approved, and a change type of the change order is determined. When the change type is external, acknowledgment of the change order is requested and a revision number attribute of the purchasing document is incremented. The purchasing document is updated with the change order and the change order is archived. |
