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Answer:
Glaciers not only transport material as they move, but they also sculpt and carve away the land beneath them. A glacier's weight, combined with its gradual movement, can drastically reshape the landscape over hundreds or even thousands of years. The ice erodes the land surface and carries the broken rocks and soil debris far from their original places, resulting in some interesting glacial landforms.
Bottlenecks: points where tasks accumulate and the process flow is slowed. These should be analyzed and the problem solved. Read more about bottlenecks.
Points of contact with the customer: should always be fully satisfying experiences. Monitor them, as these are the times when the customer “judges” the company.
Determine the value - adding activities: these should be improved the most. Those that do not add value should be stopped.