diff --git a/Controller/BackendController.php b/Controller/BackendController.php
index c20e648..7578926 100644
--- a/Controller/BackendController.php
+++ b/Controller/BackendController.php
@@ -28,6 +28,13 @@ use phpOMS\Views\View;
  * @license OMS License 1.0
  * @link    https://orange-management.org
  * @since   1.0.0
+ *
+ * @todo Orange-Management/Modules#102
+ *  Goal definition
+ *  While costs are universal the goal for promotions, events etc. is not.
+ *  In some cases it could be sales in others it could be response rate etc.
+ *  Implement a way to define goals and allow manual+system side evaluation.
+ *
  */
 final class BackendController extends Controller
 {
diff --git a/Models/PromotionMapper.php b/Models/PromotionMapper.php
index f5f6f99..911161e 100644
--- a/Models/PromotionMapper.php
+++ b/Models/PromotionMapper.php
@@ -64,11 +64,11 @@ final class PromotionMapper extends DataMapperAbstract
             'dst'    => 'marketing_promotion_task_relation_dst',
             'src'    => 'marketing_promotion_task_relation_src',
         ],
-        'media' => [ // todo: maybe make this a has one and then link to collection instead of single media files!
-                     'mapper' => MediaMapper::class,
-                     'table'  => 'marketing_promotion_media',
-                     'dst'    => 'marketing_promotion_media_src',
-                     'src'    => 'marketing_promotion_media_dst',
+        'media' => [
+            'mapper' => MediaMapper::class,
+            'table'  => 'marketing_promotion_media',
+            'dst'    => 'marketing_promotion_media_src',
+            'src'    => 'marketing_promotion_media_dst',
         ],
     ];