Invite user(s)
1. Tap on the menu icon 
2. Tap Groups
3. Select the group you want to invite users to
4. Tap the edit icon 
5. Scroll all the way down
6. Tap "Invite user"
7. Enter a valid e-mail address of a registered user
8. Tap on "invite"
⚠️ Important: Make sure you invite a registered user who already installed the app and enter a valid e-mail address. If not, the user will not appear in your group because the invitation couldn't be send.