diff --git a/hypchat/restobject.py b/hypchat/restobject.py
index c94d21b..73161ad 100644
--- a/hypchat/restobject.py
+++ b/hypchat/restobject.py
@@ -145,9 +145,10 @@ def message(self, message):
         Allows a user to send a message to a room.
         """
         data = {'message': message}
-        self._requests.post(self.url + '/message', data=data)
+        resp = self._requests.post(self.url + '/message', data=data)
+        return Linker._obj_from_text(resp.text, self._requests)
 
-    def notification(self, message, color=None, notify=False, format=None):
+    def notification(self, message, color=None, notify=False, format=None, card=None, attach_to=None):
         """
         Send a message to a room.
         """
@@ -159,6 +160,10 @@ def notification(self, message, color=None, notify=False, format=None):
         data = {'message': message, 'notify': notify, 'message_format': format}
         if color:
             data['color'] = color
+        if card:
+            data['card'] = card
+        if attach_to:
+            data['attach_to'] = attach_to
         self._requests.post(self.url + '/notification', data=data)
 
     def topic(self, text):