The Headers branch determines the headers of the outgoing messages.

The Database branch allows the user to specify a database table that holds the mailing list.

The Clauses branch allows the user to specify any number of clauses that will filter the database result set.

The Setup branch contains miscellaneous settings related to the database.

The Recipients branch can specify a text mailing list if no database is used.

The Exclusions branch contains a list of email addresses that should be excluded from the mailing.

The Filtering branch is used to filter recipients out of a mailing.

The Text Body branch is where the plain-text body of the message is specified.

The HTML Body branch is where the HTML body of the message is specified.  Full WYSIWYG editing is supported.

The Options branch contains miscellaneous settings concerning the HTML Body.

The Embedded Files branch is used to specify image files that are used by the HTML Body and embedded in the email.

The Attachments branch is used to specify files that are attached to all messages.

The Explicit branch is used to build custom attachments for each message using the G-Merge scripting language.

The Send branch contains settings related to a Send Operation.

The Delivery branch determines how messages are delivered.  Messages can be relayed through an intermediate SMTP server, sent directly to the recipient's mail server, generated to a file, or stored in a MAPI-enabled mail client folder.

The Logging branch determines if and how a Send Operation is logged.

The Details branch contains miscellaneous settings that affect a Send Operation.

The SMTP branch specifies the SMTP server that will relay email (when the Indirect delivery method is chosen).

The DNS branch specifies the DNS server that is used to fetch MX (mail server) records (when the Direct delivery method is chosen).

The Remove branch is used to find and remove recipients from the mailing list.

The Options branch contains settings related to the removal of recipients from the mailing list.

The Incoming branch contains general settings for processing incoming email.

The Source branch determines where the incoming email is fetched from.

The Criteria branch is used to filter out incoming messages.

The Processing branch determines how incoming messages are processed.

The Incoming Script allows the user to write a G-Merge script that makes all sorts of automation possible.

The Progress Window is displayed during a Send Operation.  This displays the status of each thread as well as a few statistics on the operation as a whole.