: Assign citizens to their "dream jobs" to earn more rent and unlock extra restock space.
: Visit other players' cities to put out fires for free gold. Don't forget to keep your airport running, as every landing plane provides a cash bonus. City Island 5 Tycoon Sim Game - Free Hack
: Participate in "Crook Events" to net large amounts of keys and building upgrades. : Assign citizens to their "dream jobs" to
: You can turn silver keys into gold keys by queuing low-cost buildings like kiosks or water parks before ending your day. City Island 5 Tycoon Sim Game - Free Hack
: Occasionally, the developers release gift codes that provide free money and gold for a limited time.