Introduction If you own a firearm, you already know that ammunition is not a one-time purchase. It is a consumable, and like any consumable, the smartest owners think about supply before they run short. Anyone who tried to buy a box of 9mm or .223 during the shortages of 2020 and 2021 remembers empty shelves, inflated prices, and weeks of waiting. That experience pushed many gun owners toward a simple habit: stockpiling ammunition a little at a time. Done responsibly, it is a practical, budget-f …