1. Navigate to Message or Contacts via the bottom menu bar
2. Tap the new actions plus button located in the lower right corner
3. Select Create team from the menu
4. Provide a name for your team in the Team name field
5. Choose either Private (invite only) or Public (visible to any co-worker) from the Team type dropdown menu (more on that below)
6. Tap Members, then enter a list of names or email addresses in the To field
7. Tap Next at top right
8. Tap the check mark at top right to finish creating the team