After signing in to your account, you can check the status of your order under the Current Orders section of the account.

Awaiting Fulfillment or Awaiting Code Assignment means that we are awaiting more stock from the publisher.  The wait time is typically shown at the time of order, being listed as Availability.

When the order has shipped, the status will read Item Shipped and a tracking number will be provided underneath the title and condition of the book.