diff --git a/resources/sql/autopatches/20150725.countdown.mailkey.1.sql b/resources/sql/autopatches/20150725.countdown.mailkey.1.sql
new file mode 100644
--- /dev/null
+++ b/resources/sql/autopatches/20150725.countdown.mailkey.1.sql
@@ -0,0 +1,2 @@
+ALTER TABLE {$NAMESPACE}_countdown.countdown
+  ADD mailKey binary(20) NOT NULL;
diff --git a/resources/sql/autopatches/20150725.countdown.mailkey.2.php b/resources/sql/autopatches/20150725.countdown.mailkey.2.php
new file mode 100644
--- /dev/null
+++ b/resources/sql/autopatches/20150725.countdown.mailkey.2.php
@@ -0,0 +1,18 @@
+<?php
+
+$table = new PhabricatorCountdown();
+$conn_w = $table->establishConnection('w');
+$iterator = new LiskMigrationIterator($table);
+foreach ($iterator as $countdown) {
+  $id = $countdown->getID();
+
+  echo pht('Adding mail key for countdown %d...', $id);
+  echo "\n";
+
+  queryfx(
+    $conn_w,
+    'UPDATE %T SET mailKey = %s WHERE id = %d',
+    $table->getTableName(),
+    Filesystem::readRandomCharacters(20),
+    $id);
+}
diff --git a/src/__phutil_library_map__.php b/src/__phutil_library_map__.php
--- a/src/__phutil_library_map__.php
+++ b/src/__phutil_library_map__.php
@@ -1832,6 +1832,7 @@
     'PhabricatorCountdownEditController' => 'applications/countdown/controller/PhabricatorCountdownEditController.php',
     'PhabricatorCountdownEditor' => 'applications/countdown/editor/PhabricatorCountdownEditor.php',
     'PhabricatorCountdownListController' => 'applications/countdown/controller/PhabricatorCountdownListController.php',
+    'PhabricatorCountdownMailReceiver' => 'applications/countdown/mail/PhabricatorCountdownMailReceiver.php',
     'PhabricatorCountdownQuery' => 'applications/countdown/query/PhabricatorCountdownQuery.php',
     'PhabricatorCountdownRemarkupRule' => 'applications/countdown/remarkup/PhabricatorCountdownRemarkupRule.php',
     'PhabricatorCountdownReplyHandler' => 'applications/countdown/mail/PhabricatorCountdownReplyHandler.php',
@@ -5648,6 +5649,7 @@
     'PhabricatorCountdownEditController' => 'PhabricatorCountdownController',
     'PhabricatorCountdownEditor' => 'PhabricatorApplicationTransactionEditor',
     'PhabricatorCountdownListController' => 'PhabricatorCountdownController',
+    'PhabricatorCountdownMailReceiver' => 'PhabricatorObjectMailReceiver',
     'PhabricatorCountdownQuery' => 'PhabricatorCursorPagedPolicyAwareQuery',
     'PhabricatorCountdownRemarkupRule' => 'PhabricatorObjectRemarkupRule',
     'PhabricatorCountdownReplyHandler' => 'PhabricatorApplicationTransactionReplyHandler',
diff --git a/src/applications/countdown/editor/PhabricatorCountdownEditor.php b/src/applications/countdown/editor/PhabricatorCountdownEditor.php
--- a/src/applications/countdown/editor/PhabricatorCountdownEditor.php
+++ b/src/applications/countdown/editor/PhabricatorCountdownEditor.php
@@ -172,6 +172,13 @@
     array $xactions) {
 
     $body = parent::buildMailBody($object, $xactions);
+    $description = $object->getDescription();
+
+    if (strlen($description)) {
+      $body->addTextSection(
+        pht('COUNTDOWN DESCRIPTION'),
+        $object->getDescription());
+    }
 
     $body->addLinkSection(
       pht('COUNTDOWN DETAIL'),
diff --git a/src/applications/countdown/mail/PhabricatorCountdownMailReceiver.php b/src/applications/countdown/mail/PhabricatorCountdownMailReceiver.php
new file mode 100644
--- /dev/null
+++ b/src/applications/countdown/mail/PhabricatorCountdownMailReceiver.php
@@ -0,0 +1,28 @@
+<?php
+
+final class PhabricatorCountdownMailReceiver
+  extends PhabricatorObjectMailReceiver {
+
+  public function isEnabled() {
+    return PhabricatorApplication::isClassInstalled(
+      'PhabricatorCountdownApplication');
+  }
+
+  protected function getObjectPattern() {
+    return 'C[1-9]\d*';
+  }
+
+  protected function loadObject($pattern, PhabricatorUser $viewer) {
+    $id = (int)substr($pattern, 4);
+
+    return id(new PhabricatorCountdownQuery())
+      ->setViewer($viewer)
+      ->withIDs(array($id))
+      ->executeOne();
+  }
+
+  protected function getTransactionReplyHandler() {
+    return new PhabricatorCountdownReplyHandler();
+  }
+
+}
diff --git a/src/applications/countdown/storage/PhabricatorCountdown.php b/src/applications/countdown/storage/PhabricatorCountdown.php
--- a/src/applications/countdown/storage/PhabricatorCountdown.php
+++ b/src/applications/countdown/storage/PhabricatorCountdown.php
@@ -16,7 +16,7 @@
   protected $description;
   protected $viewPolicy;
   protected $editPolicy;
-
+  protected $mailKey;
   protected $spacePHID;
 
   public static function initializeNewCountdown(PhabricatorUser $actor) {
@@ -41,6 +41,7 @@
       self::CONFIG_COLUMN_SCHEMA => array(
         'title' => 'text255',
         'description' => 'text',
+        'mailKey' => 'bytes20',
       ),
     ) + parent::getConfiguration();
   }
@@ -54,6 +55,13 @@
     return 'C'.$this->getID();
   }
 
+  public function save() {
+    if (!$this->getMailKey()) {
+      $this->setMailKey(Filesystem::readRandomCharacters(20));
+    }
+    return parent::save();
+  }
+
 
 /* -(  PhabricatorSubscribableInterface  )----------------------------------- */