def verify()
      if has_order_items?
        order_template = order_object
        order_template = yield order_object if block_given?
        @virtual_server.softlayer_client[:Product_Order].verifyOrder(order_template)
      end
    end
def verify()
      if has_order_items?
        order_template = order_object
        order_template = yield order_object if block_given?
        @virtual_server.softlayer_client[:Product_Order].verifyOrder(order_template)
      end
    end
Create an upgrade order for the virtual server provided.


 Sends the order represented by this object to SoftLayer for validation.

 If a block is passed to verify, the code will send the order template
 being constructed to the block before the order is actually sent for
 validation.