Identifying the change impact or priority level helps determine sufficient planning and turnaround for the change initiative.
Low: Change to day-to-day practices & procedures is minor; may not be immediately apparent to end users or used infrequently. No change to skillset is required.
Medium: Some change in procedure; impacts a small to moderate number of end users. Little change to skillset is required.
High: Major change to day-to-day practices & procedures; immediately apparent to end users and may be an obstacle to accomplishing tasks, or prevent access to an application or service. Change in skillset required.