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 the project you would like to invite users (private projects) or moderators (private and public projects) to and click on edit on the right hand side.
4. Select the Moderators tab to invite moderators to your project. Invite the moderators of your project via e-mail address. Click add to send your invitations.
5.Select the User tab (only for private projects) to invite users to your project. Invite the users of your project via e-mail address. Click add to send your invitations.