diff --git a/src/applications/maniphest/command/ManiphestClaimEmailCommand.php b/src/applications/maniphest/command/ManiphestClaimEmailCommand.php
--- a/src/applications/maniphest/command/ManiphestClaimEmailCommand.php
+++ b/src/applications/maniphest/command/ManiphestClaimEmailCommand.php
@@ -8,7 +8,10 @@
   }
 
   public function getCommandSummary() {
-    return pht('Assign yourself as the owner of a task.');
+    return pht(
+      'Assign yourself as the owner of a task. To assign another user, '.
+      'see `%s`.',
+      '!assign');
   }
 
   public function buildTransactions(
diff --git a/src/applications/maniphest/command/ManiphestCloseEmailCommand.php b/src/applications/maniphest/command/ManiphestCloseEmailCommand.php
--- a/src/applications/maniphest/command/ManiphestCloseEmailCommand.php
+++ b/src/applications/maniphest/command/ManiphestCloseEmailCommand.php
@@ -8,7 +8,11 @@
   }
 
   public function getCommandSummary() {
-    return pht('Close a task.');
+    return pht(
+      'Close a task. This changes the task status to the default closed '.
+      'status. For a more powerful (but less concise) way to change task '.
+      'statuses, see `%s`.',
+      '!status');
   }
 
   public function buildTransactions(
diff --git a/src/applications/maniphest/command/ManiphestStatusEmailCommand.php b/src/applications/maniphest/command/ManiphestStatusEmailCommand.php
--- a/src/applications/maniphest/command/ManiphestStatusEmailCommand.php
+++ b/src/applications/maniphest/command/ManiphestStatusEmailCommand.php
@@ -36,9 +36,11 @@
       "To change the status of a task, specify the desired status, like ".
       "`%s`. This table shows the configured names for statuses.\n\n%s\n\n".
       "If you specify an invalid status, the command is ignored. This ".
-      "command has no effect if you do not specify a status.",
+      "command has no effect if you do not specify a status.\n\n".
+      "To quickly close a task, see `%s`.",
       '!status invalid',
-      $table);
+      $table,
+      '!close');
   }
 
   public function buildTransactions(