Nicole manages the global onboarding for new hires at her company.
Each time a user joins the company, Nicole ensures they have the correct training materials to get started on their team. She has noticed that new hires are posting in announcement channels on their first day. Hiring is quickly increasing. Nicole has her largest new-hire group starting next week, and an even larger one the week after.
What should she do to ensure she doesn't have to manage incorrectly-posted messages and to ensure she can manage the large number of new hires?