MailFrontier Desktop
MailFrontier also offers an optional Desktop plug in that incorporates real-time community features of its award-winning consumer product.  The Desktop plug in allows individual users to provide feedback into the MailFrontier Real-Time Response Network through junk box actions. The Desktop plug-in also protects email that comes to the user desktop through alternate sources—such as Web based email.

User Profiler
User Profilers prevent false positives by automatically creating allowed list email addresses for users. When a user sends an email message, the recipient email address is placed on an allowed list for the sender. This per-user allowed list creation ensures the recipient’s response is not be accidentally quarantined.  User profiler is available for the following mail servers:

All User Profilers operate strictly in the background and require nothing from the user.