diff --git a/common_knowledge/Complex-Functions.md b/common_knowledge/Complex-Functions.md
index f67b6e60249..0291537624d 100644
--- a/common_knowledge/Complex-Functions.md
+++ b/common_knowledge/Complex-Functions.md
@@ -190,14 +190,6 @@ export async function __updateComment(
   });
 ```
 
-  `Repository`
-
-```typescript
-  // update address last active
-  address.last_active = new Date();
-  address.save();
-```
-  
   `Schemas`
 
 ```typescript
diff --git a/libs/model/src/comment/CreateComment.command.ts b/libs/model/src/comment/CreateComment.command.ts
index 0a93333b6d4..76759b38514 100644
--- a/libs/model/src/comment/CreateComment.command.ts
+++ b/libs/model/src/comment/CreateComment.command.ts
@@ -89,10 +89,6 @@ export function CreateComment(): Command<
             },
           );
 
-          // update timestamps
-          address.last_active = new Date();
-          await address.save({ transaction });
-
           thread.last_commented_on = new Date();
           await thread.save({ transaction });
 
diff --git a/libs/model/src/comment/CreateCommentReaction.command.ts b/libs/model/src/comment/CreateCommentReaction.command.ts
index 373d433f611..45e72811745 100644
--- a/libs/model/src/comment/CreateCommentReaction.command.ts
+++ b/libs/model/src/comment/CreateCommentReaction.command.ts
@@ -45,9 +45,6 @@ export function CreateCommentReaction(): Command<
             transaction,
           });
 
-          address.last_active = new Date();
-          await address.save({ transaction });
-
           return reaction.id;
         },
       );
diff --git a/libs/model/src/comment/UpdateComment.command.ts b/libs/model/src/comment/UpdateComment.command.ts
index ec9ce6d2f59..6c4fb305480 100644
--- a/libs/model/src/comment/UpdateComment.command.ts
+++ b/libs/model/src/comment/UpdateComment.command.ts
@@ -57,10 +57,6 @@ export function UpdateComment(): Command<
             { transaction },
           );
 
-          // update timestamps
-          address.last_active = new Date();
-          await address.save({ transaction });
-
           mentions.length &&
             (await emitMentions(models, transaction, {
               authorAddressId: address.id!,
diff --git a/libs/model/src/community/UpdateCommunity.command.ts b/libs/model/src/community/UpdateCommunity.command.ts
index 4d4cd34d955..4d6d6c12936 100644
--- a/libs/model/src/community/UpdateCommunity.command.ts
+++ b/libs/model/src/community/UpdateCommunity.command.ts
@@ -1,13 +1,12 @@
 import { InvalidInput, type Command } from '@hicommonwealth/core';
 import * as schemas from '@hicommonwealth/schemas';
-import { ALL_COMMUNITIES, ChainBase } from '@hicommonwealth/shared';
+import { ChainBase } from '@hicommonwealth/shared';
 import { models } from '../database';
 import { AuthContext, isAuthorized } from '../middleware';
 import { mustExist } from '../middleware/guards';
 import { checkSnapshotObjectExists, commonProtocol } from '../services';
 
 export const UpdateCommunityErrors = {
-  ReservedId: 'The id is reserved and cannot be used',
   NotAdmin: 'Not an admin',
   SnapshotOnlyOnEthereum:
     'Snapshot data may only be added to chains with Ethereum base',
@@ -47,9 +46,6 @@ export function UpdateCommunity(): Command<
         transactionHash,
       } = payload;
 
-      if (id === ALL_COMMUNITIES)
-        throw new InvalidInput(UpdateCommunityErrors.ReservedId);
-
       const community = await models.Community.findOne({
         where: { id },
         include: [
diff --git a/libs/model/src/middleware/authorization.ts b/libs/model/src/middleware/authorization.ts
index a9d3a707f35..87becaf292e 100644
--- a/libs/model/src/middleware/authorization.ts
+++ b/libs/model/src/middleware/authorization.ts
@@ -160,6 +160,11 @@ async function buildAuth(
     throw new InvalidActor(actor, `User is not ${roles} in the community`);
 
   auth.is_author = auth.address!.id === auth.author_address_id;
+
+  // fire and forget address activity tracking
+  auth.address.last_active = new Date();
+  void auth.address.save();
+
   return auth;
 }
 
diff --git a/libs/model/src/thread/CreateThread.command.ts b/libs/model/src/thread/CreateThread.command.ts
index 85fdc438644..10ae582141f 100644
--- a/libs/model/src/thread/CreateThread.command.ts
+++ b/libs/model/src/thread/CreateThread.command.ts
@@ -151,9 +151,6 @@ export function CreateThread(): Command<
             },
           );
 
-          address.last_active = new Date();
-          await address.save({ transaction });
-
           await models.ThreadSubscription.create(
             {
               user_id: actor.user.id!,
diff --git a/libs/model/src/thread/CreateThreadReaction.command.ts b/libs/model/src/thread/CreateThreadReaction.command.ts
index 0450433aa1b..b9a14c05a46 100644
--- a/libs/model/src/thread/CreateThreadReaction.command.ts
+++ b/libs/model/src/thread/CreateThreadReaction.command.ts
@@ -53,9 +53,6 @@ export function CreateThreadReaction(): Command<
             transaction,
           });
 
-          address.last_active = new Date();
-          await address.save({ transaction });
-
           return reaction.id;
         },
       );
diff --git a/libs/model/test/community/community-lifecycle.spec.ts b/libs/model/test/community/community-lifecycle.spec.ts
index 6b35f7abfa5..91d4c2cbc16 100644
--- a/libs/model/test/community/community-lifecycle.spec.ts
+++ b/libs/model/test/community/community-lifecycle.spec.ts
@@ -6,7 +6,7 @@ import {
   dispose,
   query,
 } from '@hicommonwealth/core';
-import { ALL_COMMUNITIES, ChainBase, ChainType } from '@hicommonwealth/shared';
+import { ChainBase, ChainType } from '@hicommonwealth/shared';
 import { Chance } from 'chance';
 import { afterAll, assert, beforeAll, describe, expect, test } from 'vitest';
 import {
@@ -241,20 +241,6 @@ describe('Community lifecycle', () => {
       assert.equal(updated?.type, 'chain');
     });
 
-    test('should throw if id is reserved', async () => {
-      await expect(() =>
-        command(UpdateCommunity(), {
-          actor: superAdminActor,
-          payload: {
-            ...baseRequest,
-            id: ALL_COMMUNITIES,
-            namespace: 'tempNamespace',
-            chain_node_id: 1263,
-          },
-        }),
-      ).rejects.toThrow();
-    });
-
     test('should throw if snapshot not found', async () => {
       await expect(() =>
         command(UpdateCommunity(), {
diff --git a/libs/schemas/src/commands/community.schemas.ts b/libs/schemas/src/commands/community.schemas.ts
index 06089a86131..885b79526f7 100644
--- a/libs/schemas/src/commands/community.schemas.ts
+++ b/libs/schemas/src/commands/community.schemas.ts
@@ -130,6 +130,16 @@ export const UpdateCommunity = {
     .partial()
     .extend({
       id: z.string(),
+      name: z
+        .string()
+        .max(255)
+        .regex(COMMUNITY_NAME_REGEX, {
+          message: COMMUNITY_NAME_ERROR,
+        })
+        .refine((data) => !data.includes(ALL_COMMUNITIES), {
+          message: `String must not contain '${ALL_COMMUNITIES}'`,
+        })
+        .optional(),
       featuredTopics: z.array(z.string()).optional(),
       snapshot: Snapshot.or(z.array(Snapshot)).optional(),
       transactionHash: z.string().optional(),