To add an event or product edit the subscription, then click Add Item or Add Product, respectively. Select the event and ticket type, or product / variant from the list and update the subscription. The new ticket or product will automatically be added to all subscribers orders at that time. You can inform subscribers of the new item after updating by selecting the "Include in Subscriber Email" checkbox for the ticket type, then clicking the button to email selections to existing subscribers. This will email all subscription customers to notify them of the new events included in the update.