MjooSMS is component, which helps you to build better relationship with e-shop (VirtueMart 2.0) customers.
You can automaticaly send SMS when new order is placed to the customer and/or to the administrator.
You can automaticaly send the SMS to customer when the order status is changed.
The component is free to download and you can even test to send a few messages without any registration. It is possible to create account & buy credit through the link directly from the component ... as easy as you can imagine.