If you would like to reorder a calendar that you have previously purchased you can do this very easily by following these steps:

From the app:

1. Go to "My profile" from the upper right side of the app.
2. Click "My orders" and select the calendar you like to buy again.
3. Click "reorder" and follow the payment process.

From the website:

1. Log in to your Optinalprint account.
2. Any purchased designs are saved in "Your Orders".
3. Click on “Add to Basket” and the order will be re-added to your basket and you can follow the payment process.