diff --git a/src/economy/Item.ts b/src/economy/Item.ts
index 9417e84..a5cfd7b 100644
--- a/src/economy/Item.ts
+++ b/src/economy/Item.ts
@@ -6,3 +6,22 @@ export interface Item {
 export interface StackableItem extends Item {
 	count: number;
 }
+
+export interface ConsumableItem extends Item {
+	consumable: true;
+}
+
+export interface FoodItem extends ConsumableItem {
+	edible: true;
+}
+
+export interface CakeItem extends FoodItem {
+	emoji: string;
+	icing: string;
+	filling: string;
+}
+
+export interface ShopItem extends Item {
+	buyValue: number;
+	sellValue: number;
+}
diff --git a/src/economy/items.ts b/src/economy/items.ts
new file mode 100644
index 0000000..999088f
--- /dev/null
+++ b/src/economy/items.ts
@@ -0,0 +1,15 @@
+import { Item } from "./Item";
+
+const items = new Map<string, Item>();
+
+export function getItem(key: string) {
+	return items.get(key);
+}
+
+export function setItem(key: string, item: Item) {
+	return items.set(key, item);
+}
+
+export function deleteItem(key: string) {
+	return items.delete(key);
+}