To build buildings, one must collect money to purchase building permits on their building sites, and possibly use their influence (in the form of influence cards) to prevent others from building on the chosen site or to build over other buildings. As the city is built, however, pirates from the sea are waiting to sack the city.
To construct structures, one must acquire funds to purchase building permits at their construction sites, potentially utilizing influence (in the form of influence cards) to prevent others from constructing on the chosen site or to build over existing buildings. As the city develops, pirates from the sea are poised to plunder the city.