You will receive an automated email if your card fails for any reason. The main reasons why this may happen include:
Card has expired;
Card has been maxed out;
Card has been put on hold;
Our subscription platform will try again in three days and then once more three days after that. At the same time, we will do our best to reach you by phone and email to resolve the issue as we really wouldn't want you to run out of your contact lenses.