Claris Emailer 1.1v3
If you like organization, Claris Emailer is the program for you.
It provides excellent help documents, and does a first-class job.
This is the previous commercial version, now available for free. If you like this version, you'll love Emailer 2.0.
Please read the documentation for more details and possible conflicts before using this program.
More details on Claris Emailer utilities information may be found at http://www.fogcity.com/