1. Medina-Sidonia to join with Parma
2. Duke of Parma did not control any deep-sea ports in the Netherlands
3. Parma had to use lots of small ships
4. It would take 48 hours to load, man and set sail once word came from the Duke of Medina-Sidonia to join his fleet
5. Communications between them had to go by sea and was unreliable
6. It took a week for word to reach Parma that Medina-Sidonia was in the Channel