- Go to Settings > Account
- Enter the emails of the people you want to invite. You can invite more than one person at once. Enter an email and then press the '+' next to it to add more. You can also just paste a list of emails.
- Choose a role. The role decides what the people you're inviting can do. You can learn more about access control here.
- Invite them. Just click the Invite button.
Next, they will get emails to create their account. Once they do that, you will see their status updated too.