1. Click on next to your username in the upper right corner and select the name of your organisation in the drop down menu.
2. Select the tab Projects in the menu on the left hand side.
3. Select a project and click on edit.
4. Click on the Offline events tab: add offline events to your participation project. Click on add event, fill out the title, a description and the date of your events and click save.
The offline event will automatically be added to your timeline and will be visible for your participants.