* You start the game with two repair dock slots—you can pay money (DMM points) to buy keys in the shop and expand to 3 or 4 slots. (The key is also used to unlock [[Construction|construction dock slots]].) | * You start the game with two repair dock slots—you can pay money (DMM points) to buy keys in the shop and expand to 3 or 4 slots. (The key is also used to unlock [[Construction|construction dock slots]].) |