Group Check In, Manage Stay, check-in screen, event reference, event title, check-in group, select all, select none, individual check-in, confirm check-in, guest arrival, guest list, mass check-in, KxResidential, event check-in, guest selection, check-in workflow, UK: check-in, US: check-in, UK: guest, US: guest, group booking, guest registration, event management, guest onboarding, check-in confirmation
