Closing the loop · The individual response · Element
The honest no
What is said when nothing will change.
The part
What it is
Plainly, with the reason. It is received considerably better than silence and considerably better than a vague promise.
Most people accept a reasoned no; almost nobody accepts being ignored.
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.