Some participants can stay for an hour; others have twenty minutes. A shorter route through an activity can provide a satisfying result if it is designed as a real option from the beginning.
Identify the smallest meaningful outcome. At a community map workshop, that might be adding one place and a short explanation, while the longer route involves comparing several routes. The shorter contribution still has a clear purpose.
Explain both options when welcoming people. Avoid labels such as “basic” and “proper” if they imply that staying longer makes someone a better participant. State what each option involves and how much time it is likely to need.
Prepare a stopping point: a place to leave work, a way to share a comment and a clear goodbye. Someone should not discover that their contribution cannot be used because they missed an unadvertised final stage.
Ask whether the shorter route requires extra support or materials. If it creates a bottleneck for the facilitator, simplify it before the event rather than withdrawing the option after people arrive.
This approach suits some activities better than others. A process that depends on a complete briefing or continuous group commitment may not divide neatly. Be honest about that boundary while looking for a separate, useful way to take part.
Image: an editorial illustration, not a documentary photograph.