The cycle · The operating cycle · Element
The movable
Which of them could be moved.
The part
What it is
Statutory dates cannot. Budget cycles, appraisal rounds and internal reviews usually can, and are treated as fixed because they always have been.
Moving one internal cycle by a month frequently resolves the worst collision in the year.
The smallest level
The attributes it carries
Each attribute is one of the framework’s shared types. What a date is, and how it is written, is defined once for the whole model — the note here says what it means in this particular place.