Purchases after 2017:
Login to theWordBooks.com then your unlock codes are available at theWordBooks.com > My Account > Downloads
Purchase before 2017:
Go to theWord.net > Help > Unlock Codes and input the email that you purchased with.
An email use to be sent out when the system was mainly on theWord.net. This is no longer the case.
If you can no longer access your email:
If it is on theWordBooks.com we can help you change your email address, please don’t make two accounts.
If it is on theWord.net we can also help retrieve your unlock key(s). Please email support but only after you have tried above.