diff --git a/Console/Command/Product/ImportSimple.php b/Console/Command/Product/ImportSimple.php
index 72b20fe..9b5ac76 100644
--- a/Console/Command/Product/ImportSimple.php
+++ b/Console/Command/Product/ImportSimple.php
@@ -35,7 +35,8 @@ protected function configure()
     {
         $this->setName('fastsimpleimportdemo:products:importsimple')
             ->setDescription('Import Simple Products ');
-
+        
+        //Import::BEHAVIOR_APPEND will do update
         $this->setBehavior(Import::BEHAVIOR_ADD_UPDATE);
         $this->setEntityCode('catalog_product');
 
@@ -70,4 +71,4 @@ protected function getEntities()
         }
         return $data;
     }
-}
\ No newline at end of file
+}