After your order has been shipped, you will receive a shipping confirmation email. If the shipping method you have selected includes tracking information, you will be able to track it's progress online. You can use these websites to track orders that include a tracking number:
After your order has reached your home country, you can also track it on your local postal service website using the same code. Unfortunately in some countries (including UK, Australia, Germany, Netherlands, Spain, Canada) the Postal Services do not offer online tracking after the order has arrived to the destination country.