The fundamental engine of your city is the balance between and Work .

Science is one of the hardest resources to accumulate. Avoid trading it away through policies unless you are in the late game. 3. Policy and Achievement Paths

When you have a surplus of food, build Housing to generate more labor (Work).

Aim to convert at least 50% of your urban area to Downtown Houses . These are the primary source of Skilled and High-Skilled Work and act as the base for many high-level upgrades.