Invoice 9 - Order update
Please enter your 'old' licence number:
You can order a low priced update licence in case you have already bought a licence number for a previous version (versions 1-8.07) of the program Invoice.
It works like this...
In order to check whether you are able to purchase an update licence, please enter your current licence number.
Your 'old' licence number can be found in the program Invoice under [Info].
Additional you select whether you want to buy the new version on CD or as download.