Consistency · The asset library · Element
The contents
What the library holds, in what formats.
The part
What it is
Logos in every format anyone actually needs, colour values, type files where licensing permits, templates and imagery.
The formats people ask for repeatedly are the ones missing; the request log is the best guide to what to add.
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.