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

Concrete example expiration 2: You bought on 15/09/20 18 the  Balance Package (3 cards) at 70 € for one year

This package entitles you to 3 cards.

You create  the first card, a class card, directly when you buy the package. Your card will expire on 15/09/20 19 .