If you have lost or misplaced the serial number to any software purchased via Application Systems or one of our partners, you can retrieve the lost serial number with this form. Please enter the e-mail address that you used when you originally registered your software. All stored serial numbers will be send back to this e-mail address.e-mail address: Type in your e-mail address and click "Send request". The form will be forwarded to our team and you will be redirected to the ASL homepage. You will get an e-mail with the serial number data in the next few hours.If your email has changed for any reason please let us know by emailing firstname.lastname@example.org letting us know your Name, Address and your old and new email addresses and we will investigate for you. This may take a little longer than a few hours.