Sometimes we want users to fill at least one field. Lets say user must fill either customer name or their organization name. This can be achieved in CakePHP as follows. In model function beforeValidate($validate=NULL){    $validate = false;    if(!empty($this->data[‘Customer’][‘name’])){        $validate = true;    }        if(!empty($this->data[‘Customer’][‘organization’])){        $validate = true;    }        return […]

echo $this->Form->input(‘publication_id’);will output If we want check boxes instead of drop down, all we have to do is  echo $this->Form->select(‘publication_id’, $publications, array(    ‘multiple’ => ‘checkbox’));