Current text:
Service activity is the coordinated set of actions involving the efforts of two or more actors to achieve a real world effect. It is the activity in which participants deliver a service or a part thereof.
Two or more actors act to achieve a result and not necessary the real world effect, even the shared one.
Proposed:
Service activity is the coordinated set of actions involving the efforts of two or more actors to achieve a result and, possibly, a real world effect. It is the activity in which participants deliver a service or a part thereof.
- Michael