diff --git a/libs/wire-api/src/Wire/API/Team/Invitation.hs b/libs/wire-api/src/Wire/API/Team/Invitation.hs
index 12c64b8a214..4b744ad356a 100644
--- a/libs/wire-api/src/Wire/API/Team/Invitation.hs
+++ b/libs/wire-api/src/Wire/API/Team/Invitation.hs
@@ -140,6 +140,8 @@ newtype InvitationLocation = InvitationLocation
   }
   deriving stock (Eq, Show, Generic)
 
+-- TODO: is there an invitation list EP that we should also change?
+
 instance S.ToParamSchema InvitationLocation where
   toParamSchema _ =
     mempty
diff --git a/libs/wire-subsystems/src/Wire/TeamInvitationSubsystem/Interpreter.hs b/libs/wire-subsystems/src/Wire/TeamInvitationSubsystem/Interpreter.hs
index 9d97929cfab..bb720916cdc 100644
--- a/libs/wire-subsystems/src/Wire/TeamInvitationSubsystem/Interpreter.hs
+++ b/libs/wire-subsystems/src/Wire/TeamInvitationSubsystem/Interpreter.hs
@@ -128,6 +128,8 @@ createInvitation' tid mExpectedInvId inviteeRole mbInviterUid inviterEmail invRe
   when blacklistedEm $
     throw TeamInvitationBlacklistedEmail
 
+  -- TODO: explain change in confluence.
+
   mEmailOwner <- getLocalUserAccountByUserKey uke
   isPersonalUserMigration <- case mEmailOwner of
     Nothing -> pure False
@@ -163,6 +165,8 @@ createInvitation' tid mExpectedInvId inviteeRole mbInviterUid inviterEmail invRe
               }
        in Store.insertInvitation insertInv timeout
 
+    -- TODO: write tests (in wire-subsystem?  in /integration?)
+
     let sendOp =
           if isPersonalUserMigration
             then sendTeamInvitationMailPersonalUser
diff --git a/services/brig/src/Brig/Team/API.hs b/services/brig/src/Brig/Team/API.hs
index 2d2310345fd..920b7e84ff9 100644
--- a/services/brig/src/Brig/Team/API.hs
+++ b/services/brig/src/Brig/Team/API.hs
@@ -283,6 +283,7 @@ mkInviteUrl ShowInvitationUrl team (InvitationCode c) = do
   template <- invitationEmail <$> input
   getInviteUrl template team c
 
+-- TODO: is this also code already available from wire-subsystems?
 getInvitation ::
   ( Member GalleyAPIAccess r,
     Member InvitationStore r,