2. Establish a consistent and lasting language within project teams

With very few exceptions, the project actors use their own terms and expressions:

• Stakeholders (internal and external to the company at all levels) use languages specific to their environment and fields of activity;

• business players who use "professional jargon" whose meaning is only understood by a limited number of players;

• cultural specificities that modify the meaning of words (even in a common language);

• the various users, who must recognize each other because they are the ones who will produce the quality of the project.

Such a wide range of horizons implies an equally wide range of professional expressions and jargons.

The terms to be retained and "frozen" in priority concern...