It is strongly recommended that the cards are handled in following sequence:
At withdraw: First withdraw driver’s card in slot 1, then withdraw co-driver’s card in slot 2.At insertion: First insert co-driver’s card in slot 2, then insert driver’s card in slot 1.
It is strongly recommended to NOT swap card at midnight, 23:59 – 00:01, due to card data processing performed by the VU (regulation requirements). It is strongly recommended to NOT swap card during Ferry or Train Scenario.