diff --git a/ROADMAP.md b/ROADMAP.md
index 4c52b78..b4d73f0 100644
--- a/ROADMAP.md
+++ b/ROADMAP.md
@@ -13,25 +13,27 @@
     * [x] Replies<sup>[1]</sup>
     * [x] Mentions<sup>[1]</sup>
     * [ ] Polls
+  * [ ] Pinned messages
   * [x] Message redactions<sup>[2]</sup>
   * [ ] Message reactions
   * [x] Read receipts
-  * [x] Power level
-  * [ ] Membership actions
-    * [ ] Invite
-    * [ ] Kick
-    * [ ] Leave
-  * [ ] Room metadata changes
-    * [ ] Name
-    * [ ] Topic
-    * [ ] Avatar
+  * [x] Power level<sup>[1]</sup>
+  * [ ] Membership actions<sup>[3]</sup>
+    * [ ] Join
+    * [x] Leave<sup>[4]</sup>
+    * [ ] Ban<sup>[5]</sup>
+    * [ ] Unban<sup>[5]</sup>
+  * [ ] Room metadata changes<sup>[1]</sup>
+    * [x] Name
+    * [x] Topic
+    * [x] Avatar
     * [ ] Per-room user nick
 * KakaoTalk → Matrix
   * [ ] Message content
     * [x] Text
     * [ ] Media
       * [ ] Stickers
-      * [ ] Files
+      * [x] Files
       * [x] Voice messages
       * [x] Videos
       * [x] Images
@@ -40,7 +42,7 @@
     * [x] Replies
     * [x] Mentions
     * [ ] Polls
-    * [ ] Posts
+  * [ ] Posts
   * [x] Message deletion/hiding
   * [ ] Message reactions
   * [x] Message history
@@ -48,17 +50,22 @@
     * [ ] On backfill
     * [x] On live event
   * [x] Admin status
-  * [x] Membership actions
-    * [x] Add member
-    * [x] Remove member
+  * [ ] Membership actions
+    * [x] Join
     * [x] Leave
-  * [x] Channel metadata
+    * [ ] Self leave
+      * [ ] On backfill
+      * [x] On live event
+    * [x] Kick<sup>[5]</sup>
+    * [x] Unkick<sup>[5]</sup>
+  * [ ] Channel metadata
     * [x] Name
     * [x] Description
-    * [x] Cover photo<sup>[3]</sup>
-  * [x] User metadata
+    * [x] Cover photo<sup>[6]</sup>
+  * [ ] User metadata
     * [x] Name
     * [x] Avatar
+    * [ ] Per-channel Open Profile
 * Misc
   * [x] Multi-user support
   * [x] Shared group chat portals
@@ -73,5 +80,8 @@
   * [x] Option to use own Matrix account for messages sent from other KakaoTalk clients
 
 <sup>[1]</sup> Sometimes fails with "Invalid body" error
-<sup>[2]</sup> Only recently-sent messages can be deleted
-<sup>[3]</sup> Might only get synced on backfill, or on changing channel name/description
+<sup>[2]</sup> Only recently-sent KakaoTalk messages can be deleted
+<sup>[3]</sup> KakaoTalk does not support invites
+<sup>[4]</sup> To make your KakaoTalk account leave a channel, send the `leave` command in a Matrix portal room. Simply leaving a Matrix portal room will keep your KakaoTalk account in the channel.
+<sup>[5]</sup> Kicks in KakaoTalk are equivalent to bans in Matrix
+<sup>[6]</sup> Might only get synced on backfill, or on changing channel name/description