Hi mark5019,
The place that you are looking for is:
Mailing ListsYou may be able to sign up succesfully, however there have been some problems with the email lists for a while - like quite a number of others, I have not received the Definition Update emails for several months (something that the website engineers are looking into

) but I do still receive the Lavasoft News emails.
Should you experience difficulties with the official email lists, then the suggested work-around is to subscribe to the relevant sub-sections of the forum. Navigate to the
Lavasoft News or
Definition Updates sections and click on "Forum Options" in the title bar, then select "Subscribe to this forum":
Click to view attachmentOn the next page, select the email notification method that best suits you.
Regards,
Spike
NB: You will also receive emails for Beta Definition releases (ie: Se1
b167 Has Been Released Today For Beta Testing) - unless you are a registered Beta Definition Tester, you should ignore these.