Continuity of state · The repetition measure · Element
The value
What removing it is worth.
The part
What it is
Handling time saved, effort scores improved and the retention effect of reduced effort.
The handling-time saving alone usually justifies the work and is the easiest case to make.
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.