Your answer is in the cookbook :o) http://book.cakephp.org/view/630/observeField
By default observeField serialises the field you are observing only. The last info box on the above page though states: To send up the entire form when the field changes use $options['with'] = Form.serialize( $('Form ID') ) HTH Paul Check out the new CakePHP Questions site http://cakeqs.org and help others with their CakePHP related questions. You received this message because you are subscribed to the Google Groups "CakePHP" group. To post to this group, send email to cake-php@googlegroups.com To unsubscribe from this group, send email to cake-php+unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/cake-php?hl=en To unsubscribe from this group, send email to cake-php+unsubscribegooglegroups.com or reply to this email with the words "REMOVE ME" as the subject.