Method · The limits · Element
The cannot
What the analysis will not be able to say.
The part
What it is
Usually causation, generalisation beyond the observed period, or anything about the population not represented in the data.
Written into the brief so that the requester knows what they are getting before the work starts.
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.