You create your last card, a retreat card on 17/02/2019. Your retreat starts on  05 /03/2019. Your card will expire on  06 /03/2019 the day following the beginning of the retreat

You create your last card, a retreat card on 17/02/2019. Your retreat starts on  05 /03/2019. Your card will expire on  06 /03/2019 the day following the beginning of the retreat