Email Messages: Outbox

Overview

The Outbox view provides access to all scheduled, sent, and processing email messages in Mapp Engage. Users can track delivery statuses, manage sendouts, and access message details and statistics. This view supports quality assurance, auditing, and follow-up activities after sendouts.

Permissions

The following permissions may be relevant:

Permission 602 Messaging: Moderate messages - to moderate messages.
Permission 605 Messaging: View Sent Messages - to see the messages.
Permission 608 Messaging: View Message Statistics - to see the KPIs and a link to statistics.
Permission 618 Messaging: Schedule Message Sendout - to reschedule a message.

Navigation path

Messages > Outbox > Email

This view does not display system or group messages sent by automation.
Split sendouts have dedicated statistics visible in the Details for Split Sendouts panel.

Settings

Setting	Description
Group Name \| Email	Shows the target group name and the sender email address.
Subject \| Name	Displays the subject line of the email and internal message name.
ID	Unique system identifier for the message.
Sendout	Timestamp when the message was (or is scheduled to be) sent.
Author	The user who created or initiated the sendout.
Confirmed Open Rate \| CTR	Engagement data, if available: confirmed opens and click-through rate.
Type	Indicates the type of message, such as “Group Message.”
Status	Delivery status of the message: Scheduled – Planned for future sendout. Moderated – Awaiting approval. Rejected – Rejected by a moderator. In Processing – Preparing messages for sendout. Interrupted – Temporarily stopped. Cancelled – Permanently stopped, cannot be resumed. Sent – Completed sendout. Ready – Ready for sendout. Failed – System error caused failure; can be restarted. Processed – Prepared for transport, awaiting delivery. In Transport – Delivery in progress with the Transport Acceleration feature.

Actions

Action	Description
View	Opens message details and metrics.
Copy	Duplicates the message setup for reuse.
Archive	Moves the message to an archive to clean up the list view.
Delete	Permanently removes the selected message.
Cancel / Pause / Resume Sendout	Manages the timing of eligible sendouts.
Edit Links	Modify links in a sent message post-delivery.
Approve / Reject	Used for messages that require moderation before sending.
Switch to SMS Tab	Navigates to the outbox view for SMS messages.

Details

This panel shows additional data for a selected email message. The information varies depending on whether the message is a group or single sendout.

Field	Description
External Message ID	A unique identifier appended to message links during sendout. Useful for tracking performance in external systems such as web analytics or eCommerce platforms.
From Address	The sender address shown to recipients. It may differ from the group’s email address and is defined in the group settings.
Size	The estimated size of a personalized standard message. Actual message size may vary by recipient.
Category	A keyword used to organize and tag related messages for easier search and segmentation.
Attachments	Lists any files attached to the email.
Processing Start	The timestamp when message processing began. Can start up to 72 hours before transfer.
Processing End	Time when message processing completed. If empty, processing is still in progress.
Processing Duration	Total time taken for processing. If blank, processing hasn't started.
Transport Start	Time when message delivery (transport) began, as set in message scheduling.
Transport End	Timestamp when all messages finished transferring. If blank, delivery is ongoing.
Transport Duration	Total time taken to complete delivery. If blank, delivery has not yet started.
Group Size	Number of active contacts in the target group at sendout time. Excludes blacklisted addresses.
Selection	The selection filter (if any) applied to define the target audience. Empty if no filter was used.
Skipped	Number of contacts excluded from sendout (e.g., deactivated or blacklisted addresses). Details are available in the statistics view.
Messages Sent	Total number of emails sent by Mapp Engage's Mail Transfer Agent (MTA).
Hard Bounces	Messages permanently rejected by the recipient’s server (e.g., due to non-existent email addresses).
Accepted	Number of emails accepted by the recipient’s MTA. Includes messages that landed in spam or junk folders. Only shown for group messages.
Confirmed Openers	Count of unique recipients who opened the message, based on pixel tracking or link clicks. Group messages only.
Clickers	Unique recipients who clicked at least one link in the email. Available for group messages only.
Conversions (Unique)	Unique recipients who completed a defined conversion event (e.g., purchase). Displayed only for group messages.

Details - Split Sendouts

Field	Description
Main Sendout Criteria	Lists the evaluation criteria defined during split setup. These criteria determine which variation was selected as the main sendout.
Date Sent (Main Sendout)	The timestamp when the winning version (main sendout) was delivered.
Number of Variations	Indicates how many message variations were tested, and what percentage of the group received them. This excludes the main sendout.
% of Group Size	Shows the portion of the group used for the initial split test.
Attribute for Uniform Distribution	Specifies the attribute used to evenly distribute contacts across variations. If not specified, “Random” is shown to indicate random assignment.