Should be straightforward to a good visual basic programmer.
What I hope to accomplish is something similar to [login to view URL] - I already own a source code that we will base this on.
The idea is to have a software for website owners that they would install, this will need to include an online script/dbase, which they make their announcements to.
These announcements can be sent to subscribers who have a desktop software running in their intrays that checks for updates via the online ...
See: [login to view URL] (I own source code version of this)
If you analyse the links above I think the tool will become clear. Subscribe and unsubscribe should be possible with the users tool. And admin should be able to see who is subscribed at any time. When the user first downloads his intray installer and installs it, during the install it asks his first/last name and email address.