Commodities, or "comms" for short, are all natural goods and raw materials, sold in "commshops" around the villages of Sapience.
If a commodity is sold out or nearly sold out, at next restocking the price increases. Similarly, if a commodity is not being sold, the price may decrease.
Village Commodity Shops
Commodities are found in villages around Sapience. They are primarily brought from these villages and sold between cities and adventurers.