diff --git a/src/app/(frontend)/logistics/structures/actions.ts b/src/app/(frontend)/logistics/structures/actions.ts
index d20d135..c83f8a9 100644
--- a/src/app/(frontend)/logistics/structures/actions.ts
+++ b/src/app/(frontend)/logistics/structures/actions.ts
@@ -4,6 +4,8 @@ import config from "@payload-config";
 import { getPayload } from "payload";
 import { GameStructure, Resource, Structure } from "@/payload-types";
 import hasRoles from "@/utils/access-control/hasRoles";
+import { emitGameEvent } from "@/utils/event-log/emit";
+import { EventTypes } from "@/utils/event-log/eventTypes";
 
 interface ActionResult {
   success: boolean;
@@ -221,6 +223,16 @@ export async function addResource(
       data: { storedResources: existing },
     });
 
+    await emitGameEvent(payload, {
+      type: EventTypes.StorageDeposit,
+      message: `Deposited ${amount.toLocaleString()}× ${resource.name} into "${structure.name}"`,
+      actor: user.id,
+      structure: structureId,
+      targetCollection: "game-structures",
+      targetId: structureId,
+      data: { resourceId, amount, resourceName: resource.name },
+    });
+
     return { success: true, data: updated as unknown as GameStructure };
   } catch (error) {
     const message = error instanceof Error ? error.message : "Unknown error";
@@ -310,6 +322,17 @@ export async function removeResource(
       data: { storedResources, voidStorage },
     });
 
+    const resName = (await payload.findByID({ collection: "resources", id: resourceId, depth: 0 }).catch(() => null))?.name ?? `resource #${resourceId}`;
+    await emitGameEvent(payload, {
+      type: EventTypes.StorageWithdraw,
+      message: `Withdrew ${amount.toLocaleString()}× ${resName} from "${structure.name}"`,
+      actor: user.id,
+      structure: structureId,
+      targetCollection: "game-structures",
+      targetId: structureId,
+      data: { resourceId, amount, resourceName: resName },
+    });
+
     return { success: true, data: updated as unknown as GameStructure };
   } catch (error) {
     const message = error instanceof Error ? error.message : "Unknown error";
@@ -390,6 +413,17 @@ export async function transferResource(
       return { success: false, error: `Transfer failed at destination: ${addResult.error}` };
     }
 
+    const resName = resource?.name ?? `resource #${resourceId}`;
+    await emitGameEvent(payload, {
+      type: EventTypes.StorageTransfer,
+      message: `Transferred ${amount.toLocaleString()}× ${resName} from "${fromStructure.name}" to "${toStructure.name}"`,
+      actor: user.id,
+      structure: toStructureId,
+      targetCollection: "game-structures",
+      targetId: toStructureId,
+      data: { resourceId, amount, resourceName: resName, fromStructureId, toStructureId, fromStructureName: fromStructure.name, toStructureName: toStructure.name },
+    });
+
     return { success: true, data: addResult.data };
   } catch (error) {
     const message = error instanceof Error ? error.message : "Unknown error";
@@ -494,6 +528,17 @@ export async function placeResourceOnGrid(
     existing.push({ resource: resourceId, amount, gridX, gridY, rotated });
 
     await payload.update({ collection: "game-structures", id: structureId, data: { storedResources: existing } });
+
+    await emitGameEvent(payload, {
+      type: EventTypes.GridPlace,
+      message: `Placed ${amount.toLocaleString()}× ${resource.name} at (${gridX}, ${gridY}) in "${structure.name}"`,
+      actor: user.id,
+      structure: structureId,
+      targetCollection: "game-structures",
+      targetId: structureId,
+      data: { resourceId, amount, resourceName: resource.name, gridX, gridY, rotated },
+    });
+
     return { success: true };
   } catch (error) {
     const message = error instanceof Error ? error.message : "Unknown error";
@@ -561,6 +606,17 @@ export async function moveGridItem(
       ? { ...entry, gridX, gridY, rotated }
       : { ...entry, gridX, gridY };
     await payload.update({ collection: "game-structures", id: structureId, data: { storedResources: existing } });
+
+    await emitGameEvent(payload, {
+      type: EventTypes.GridMove,
+      message: `Moved ${res.name} to (${gridX}, ${gridY}) in "${structure.name}"`,
+      actor: user.id,
+      structure: structureId,
+      targetCollection: "game-structures",
+      targetId: structureId,
+      data: { entryId, resourceId: (typeof res === "object" ? res.id : res), resourceName: res.name, gridX, gridY, rotated },
+    });
+
     return { success: true };
   } catch (error) {
     const message = error instanceof Error ? error.message : "Unknown error";
@@ -617,6 +673,18 @@ export async function mergeGridStacks(
     }
 
     await payload.update({ collection: "game-structures", id: structureId, data: { storedResources: existing } });
+
+    const mergeResName = typeof srcRes === "object" ? srcRes.name : `resource #${srcResId}`;
+    await emitGameEvent(payload, {
+      type: EventTypes.GridMerge,
+      message: `Merged ${transferAmount}× ${mergeResName} stacks in "${structure.name}"`,
+      actor: user.id,
+      structure: structureId,
+      targetCollection: "game-structures",
+      targetId: structureId,
+      data: { sourceId, targetId, resourceId: srcResId, resourceName: mergeResName, transferAmount },
+    });
+
     return { success: true };
   } catch (error) {
     const message = error instanceof Error ? error.message : "Unknown error";
@@ -680,6 +748,17 @@ export async function rotateGridItem(
 
     existing[idx] = { ...entry, rotated: newRotated };
     await payload.update({ collection: "game-structures", id: structureId, data: { storedResources: existing } });
+
+    await emitGameEvent(payload, {
+      type: EventTypes.GridRotate,
+      message: `Rotated ${res.name} in "${structure.name}"`,
+      actor: user.id,
+      structure: structureId,
+      targetCollection: "game-structures",
+      targetId: structureId,
+      data: { entryId, resourceId: (typeof res === "object" ? res.id : res), resourceName: res.name, rotated: newRotated },
+    });
+
     return { success: true };
   } catch (error) {
     const message = error instanceof Error ? error.message : "Unknown error";
@@ -703,8 +782,22 @@ export async function removeGridItem(
     const idx = existing.findIndex((e) => e.id === entryId);
     if (idx < 0) return { success: false, error: "Item not found in grid." };
 
+    const removedEntry = existing[idx];
+    const removedRes = removedEntry.resource as Resource;
     existing.splice(idx, 1);
     await payload.update({ collection: "game-structures", id: structureId, data: { storedResources: existing } });
+
+    const removedName = removedRes?.name ?? `resource #${typeof removedRes === "object" ? removedRes.id : removedRes}`;
+    await emitGameEvent(payload, {
+      type: EventTypes.StorageWithdraw,
+      message: `Removed ${removedEntry.amount}× ${removedName} from "${structure.name}"`,
+      actor: user.id,
+      structure: structureId,
+      targetCollection: "game-structures",
+      targetId: structureId,
+      data: { entryId, resourceId: typeof removedRes === "object" ? removedRes.id : removedRes, resourceName: removedName, amount: removedEntry.amount },
+    });
+
     return { success: true };
   } catch (error) {
     const message = error instanceof Error ? error.message : "Unknown error";
@@ -791,6 +884,18 @@ export async function splitGridStack(
     if (!placed) return { success: false, error: "No empty spot available for the split stack." };
 
     await payload.update({ collection: "game-structures", id: structureId, data: { storedResources: existing } });
+
+    const splitResName = typeof res === "object" ? res.name : `resource #${res}`;
+    await emitGameEvent(payload, {
+      type: EventTypes.GridSplit,
+      message: `Split ${splitAmount}× ${splitResName} from stack in "${structure.name}"`,
+      actor: user.id,
+      structure: structureId,
+      targetCollection: "game-structures",
+      targetId: structureId,
+      data: { entryId, resourceId: typeof res === "object" ? res.id : res, resourceName: splitResName, splitAmount, remainingAmount: entry.amount - splitAmount },
+    });
+
     return { success: true };
   } catch (error) {
     const message = error instanceof Error ? error.message : "Unknown error";
@@ -871,6 +976,17 @@ export async function retrieveFromVoid(structureId: number): Promise<GridActionR
     });
 
     const recovered = voidStorage.length - remainingVoid.length;
+    await emitGameEvent(payload, {
+      type: EventTypes.StorageRecover,
+      message: recovered > 0
+        ? `Retrieved ${recovered} item(s) from void in "${structure.name}"`
+        : `No void items could be recovered in "${structure.name}" — grid full`,
+      actor: user.id,
+      structure: structureId,
+      targetCollection: "game-structures",
+      targetId: structureId,
+      data: { recovered, remaining: remainingVoid.length, totalVoid: voidStorage.length },
+    });
     return {
       success: true,
       error: recovered > 0
@@ -1025,6 +1141,16 @@ export async function autoArrangeGrid(structureId: number): Promise<GridActionRe
     if (recoveredCount > 0) messages.push(`${recoveredCount} item(s) recovered from void.`);
     if (overflow.length > 0) messages.push(`${overflow.length} item(s) moved to void — grid full.`);
 
+    await emitGameEvent(payload, {
+      type: EventTypes.GridArrange,
+      message: `Arranged grid in "${structure.name}"${messages.length > 0 ? ` — ${messages.join("; ")}` : ""}`,
+      actor: user.id,
+      structure: structureId,
+      targetCollection: "game-structures",
+      targetId: structureId,
+      data: { recoveredCount, overflowCount: overflow.length, totalVoid: voidStorage.length },
+    });
+
     return { success: true, error: messages.length > 0 ? messages.join(" ") : undefined };
   } catch (error) {
     const message = error instanceof Error ? error.message : "Unknown error";
diff --git a/src/collections/game/GameStructures.ts b/src/collections/game/GameStructures.ts
index a234457..6fbda89 100644
--- a/src/collections/game/GameStructures.ts
+++ b/src/collections/game/GameStructures.ts
@@ -1,5 +1,6 @@
 import { CollectionConfig } from "payload";
 import { isDeveloper } from "@/utils/access-control/isRole";
+import { emitGameEvent } from "@/utils/event-log/emit";
 
 export const GameStructures: CollectionConfig = {
   slug: "game-structures",
@@ -13,6 +14,33 @@ export const GameStructures: CollectionConfig = {
     update: isDeveloper,
     delete: isDeveloper,
   },
+  hooks: {
+    afterChange: [
+      async ({ doc, previousDoc, req }) => {
+        const d = doc as any;
+        const prev = previousDoc as any;
+        if (!prev) return;
+        if (!req.user) return;
+
+        const oldStored = JSON.stringify(prev.storedResources ?? []);
+        const newStored = JSON.stringify(d.storedResources ?? []);
+        const oldVoid = JSON.stringify(prev.voidStorage ?? []);
+        const newVoid = JSON.stringify(d.voidStorage ?? []);
+
+        if (oldStored === newStored && oldVoid === newVoid) return;
+
+        await emitGameEvent(req.payload, {
+          type: "storage:withdraw",
+          message: `Admin updated storage in "${d.name}"`,
+          actor: req.user.id,
+          structure: d.id,
+          targetCollection: "game-structures",
+          targetId: d.id,
+          data: { previousStored: prev.storedResources, newStored: d.storedResources, previousVoid: prev.voidStorage, newVoid: d.voidStorage },
+        });
+      },
+    ],
+  },
   fields: [
     {
       name: "name",
diff --git a/src/collections/logistics/Structures.ts b/src/collections/logistics/Structures.ts
index 49a3d52..028f072 100644
--- a/src/collections/logistics/Structures.ts
+++ b/src/collections/logistics/Structures.ts
@@ -1,6 +1,7 @@
 import { CollectionConfig } from "payload";
 import { isDeveloper } from "@/utils/access-control/isRole";
 import type { Resource } from "@/payload-types";
+import { emitGameEvent } from "@/utils/event-log/emit";
 
 export const Structures: CollectionConfig = {
   slug: "structures",
@@ -222,6 +223,15 @@ export const Structures: CollectionConfig = {
               context: { skipGridRepack: true },
             });
           }
+
+          await emitGameEvent(req.payload, {
+            type: "structure:resize",
+            message: `Resized "${gsDoc.name}" from ${oldX}×${oldY} to ${newX}×${newY}`,
+            structure: gsDoc.id,
+            targetCollection: "game-structures",
+            targetId: gsDoc.id,
+            data: { oldX, oldY, newX, newY, structureName: gsDoc.name, voidCount: newVoid.length, repositioned: changed },
+          });
         }
 
         return data;