If you see a PENDING status beside a member’s name, it is because they haven’t accepted your request.
PENDING in a Group Calendar or List: The recipient must accept your invite to the group calendar or list. They will receive a push notification or an invite in COOSHA found in Invitations (envelope icon). They will need to tap JOIN in order to accept the invite and make changes to the group calendar or list.
PENDING in a event: When you invite a member to an event they will receive a push notification and an invite in COOSHA. The recipient will then RSVP to the event by tapping JOIN, Maybe or Decline.