Actions

• Understand
• Divide (into modules and how modules communicate with each other)
• Implement
• Deploy

Notes

• what can happen (orange notes) -> domain events
• cause of each event (commands)
  • direct commands to a system (blue note next to the event)
  • another event
  • some period of time that has passed (small note TIME)
• queries, views, reads (green notes)
• invariants (yellow notes) - additional conditions for causes eg. if enough money