Gathering it · The coverage · Element

The missing

Who is not represented.

The part

What it is

Lapsed customers, quiet reducers, people who never contact support, and anyone who has decided the organisation does not listen.

Reaching them costs more per response and produces most of the useful findings.

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.