Collaboration → Meetings lists meetings — All meetings or Only mine — filterable by Project.
Schedule Meeting: Title * (Month-end close review), Starts, Duration, Attendees (Invite teammates), Project (optional), Location (Room, or a call link) and Agenda. Click Check availability to see who is free at that time based on their working hours and exceptions (a warning lists anyone unavailable; the meeting can still be saved), or Suggest times to find a slot that suits everyone. Attendees are notified and the meeting appears on their list.