Recognising them · The route · Element
The channel
How someone raises it.
The part
What it is
A named person, reachable directly, without a form. The formality of the route is inversely related to how often it is used.
A message to a named individual is the whole mechanism and is sufficient.
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.