Guest Manager creates a Fulfillment Service for your store, and manages inventory and fulfillment for e-tickets. We use the tracking URL for shipments to deliver e-tickets. When the customer clicks the tracking URL, they will be taken to a brand-able webpage for their order, which lists all the tickets in the order for download or transfer.
The branded page could look something like this:
We handle inventory management and automatic fulfillment for tickets. If you have automatic payment capture turned on for your store, then fulfillments will be automatically completed. If you have automatic capture turned off, then you will need to click "Request fulfillment" in the Order to trigger an email.