public function search() {
        $this->Outlet->set($this->data);

        // define a custom validation for this form, we don't want to use the same validation rules as we do when we save outlet
        $validate = array(
            'postcode' => array(
                'rule' => array(
                    'postal', null, 'uk'
                ),
                'allowEmpty' => true
            )
        );
        $this->Outlet->validate = $validate;

        // validation message div display flag
        $show_validation_msg = false;
        // flag to toggle form display
        $display_form = true;
        if ($this->Outlet->validates()) {
            $this->Prg->commonProcess();

            // set flag
            if(!empty($this->passedArgs)){
                $display_form = false;
            }

            $this->paginate = array(
                'conditions' => $this->Outlet->parseCriteria($this->passedArgs),
                'limit' => 5
            ); // max number of results to display per page
        }else{
            $show_validation_msg = true;
        }

        $this->set('show_validation_msg', $show_validation_msg);
        $this->set('outlets', $this->paginate());
        $this->set('display_form', $display_form);
    }