Activating this trainer:
Press F1 at main menu.
Listen for 'Trainer Activated'.
Press desired hotkey.All hotkeys can be changed on the trainer.
NumPad1: Change Cash By 5000
NumPad2: Change Prestige By 50
NumPad3: Change Ship HP By 500
NumPad4: Discover All Harbors
NumPad5: Discover All Modifiers
NumPad6: Unlock All Objects
Cash: Press hotkey and visit merchant to see it has changed.
Prestigue: Press hotkey and visit tavern to see it has changed.
Ship HP: Press hotkey to change your ship HP.
Unlock [Stuff]: Press hotkey to unlock [stuff].
Unlock more trainer options including updates from here - Nantucket Trainer