A scheduled action for automating the tracking update for these pickings
can be configured going to *Settings \> Technical \> Scheduled Actions*
and then choosing *Update deliveries states*. It will update the pending
delivery states for the pickings with service providers with tracking
methods configured, and in pending state (not delivered or cancelled).

In order to send automatic notifications to the customer when the
picking is customer_delivered:

> 1.  Go to *Inventory \> Configuration \> Settings*.
> 2.  Enable the option *Email Confirmation (customer delivered)*.
> 3.  Choose the template "Delivery: Picking delivered by Email".
