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- A name for your action along with a brief description. At least 50 words is recommended but more is welcome. We want to know what you did and why you did it.
- A date for the action or event. (ideally, must have taken place between March 23nd and March 25th 2018)
- The town or city and country where the action / event happened.
- A picture(s) or video of your action to accompany your post on the SI website. Please use file sharing websites to send high resolution files (instead of attachments to an email). You can use Framapic or Framabin for instance.