Farming

List of Sing Acts:

 * Open field Sistem; Cost: 10,000 coin and 500 citizens. Earning: +50 coin/week.
 * Upgrading equipment; Cost: 50,000 coin. Earning: +100 coin/week.
 * Finance creation of local markets and supply chains; Cost: 60,000 coin and 1,000 citizens. Earning: +150 coin/week.
 * Extending farms; Cost: 120,000 coin and 1500 citizens. Earning: +300 coin/week.
 * Use Slave Labor; Cost: 1000 slave. Earning: +500 coin/week.