From your Party! PRO Dashboard, select Pending Party! Cameras to see a full list of all cameras waiting for Co-Host.
Select a camera and tap Person-Icon
Choose invite method, emailiMessage or copy URL and share it some other way with your host.
Note that if you use another system to deliver Party! Invite to Co-Host you can mark it as "invited"
Party! Pro Camera Dashboard | Invite Co-Host
Setup is COMPLETE once you've created a Party! and a Co-Host has accepted the invitation and taken control of the camera.