This feature has existed in inbox for a long time. It is useful for things like snoozing an email with flight tickets to a certain date. For certain kinds of em

This feature has existed in inbox for a long time. It is useful for things like snoozing an email with flight tickets to a certain date. For certain kinds of emails it automatically gives you the option to snooze the email till the day of the flight or reservation. You can also snooze to locations. So having the email popup when you get home for example.