Year Wheel · Fixed points · Component
The freeze periods
When change is not allowed, because the cost of getting it wrong is at its highest.
The deliverable
What it is
A change made during the peak that goes wrong costs several times what the same change costs in a quiet month.
Freeze periods are stated in advance so that work is planned around them rather than argued about during them.
One level in
What it is made of
Each element is a constituent part of the component. Follow one to see the attributes it carries.
The exceptions
How something gets through.
3 attributes: Approved by · Grounds · Exceptions granted
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A freeze covering everything is ignored within two years. One covering the right things is respected.
The other components in fixed points
The immovable
The dates that genuinely cannot move — a short list, and shorter than the one most organisations carry.
LearnThe assumed-fixed
Dates treated as immovable that are actually habits — and are usually the cheapest flexibility available.
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