Start with a flagship and survive ship to ship engagements, roleplaying or tactically. Sail the seas as a pirate or scuttle them, either way find a ship haven as a small settlement whether you share with others or find favor to be the ruling sail. Eventually, build out an armada. Try to control and manage trade routes. With thorough development of ships, naval combat, and movement, lots of development of this book includes cultural and coastal lore.