Overview
A contact can stop receiving messages in several ways. They differ in what happens to the contact, what happens to their history, and whether the action can be undone. This page compares each method side by side. Use the links below to open the full documentation for each one.
Suppression Methods at a Glance
The table below summarizes what each method does. Open the linked method for the full details.
Method | What happens to the contact | Data retained | Reversible | Scope |
|---|---|---|---|---|
Stops receiving messages from a group; set to Bounced status | Yes – profile and other groups kept | Yes | One group (all groups via automation) | |
Automatically suppressed after delivery problems (bounces, spam complaints) | Yes | Yes – reactivate | Group or system | |
Blocked and removed; also blocks re-import | No – data removed | No (hard block) | System or group | |
Kept in the system but skipped at sendout | Yes | Yes | System-wide (per-group toggle) | |
Removed from a group, or permanently erased from the system | Removal: group data deleted; Deletion: none | Removal: yes; Deletion: no | Group or system | |
Personal data irreversibly hashed (SHA-3); contact deleted | No – aggregate statistics only | No | Entire system |
Blacklists
Group Blacklist | System Blacklist | Robinson List | |
|---|---|---|---|
Statistics History | Previous statistics are retained. No new statistics are recorded from this group. | Previous statistics are retained. No new statistics recorded. | Previous statistics are retained. No new statistics recorded. |
Event History in Specific Group | Permanently removed from system No new statistics are recorded for this group. | Permanently removed from system. | Remains in the system. |
Event History in System | Remains in the system. | Permanently removed from system. | Remains in the system. |
Existence in Group | Removed from group and cannot be reimported into this group. | Removed from the system and cannot be reimported. | Remains in the group. Skipped during sendout. |
Existence in System | Remains in the system. | Removed. | Remains in the system. Skipped during sendout. |
Is the action reversible? | Once the contact is removed from the group blacklist, they can resubscribe to the group as a new member. However, previously deleted group data cannot be recovered. | Once the contact is removed from the group blacklist, they can resubscribe to the group as a new member. However, previously deleted group data cannot be recovered. | If the email address, mobile number, or domain is removed from the Robinson list, the system can contact it once more. A Robinson list normally applies to all groups in the system. However, you can turn the list on or off for specific sendout groups. |
Deactivation
Deactivation in Group | System-Wide Deactivation | |
|---|---|---|
Statistics History | Previous statistics are retained. No new statistics are recorded from this group. | Previous statistics retained. No new statistics recorded. |
Event History in Specific Group | Remains in the system. | Remains in the system. |
Event History in System | Remains in the system. | Remains in the system. |
Existence in Group | Remains in the group. Contact is skipped during sendout to the group. | Remains in the system. |
Existence in System | Remains in the system. | Remains in the system. |
Is the action reversible? | The contact can be reactivated from the user interface. | The contact can be reactivated from the user interface. |
Unsubscription
Unsubscribe from a Specific Group | Unsubscribe from All Groups (Automation) | |
|---|---|---|
Statistics History | Previous statistics are retained. No new statistics are recorded from this group. | Previous statistics retained. No new statistics recorded. |
Event History in Specific Group | Remains in the system. | Remains in the system. |
Event History in System | Remains in the system. | Remains in the system. |
Existence in Group | Removed from the group. | Removed from the group. |
Existence in System | Remains in the system. Assigned Bounced status in the specific group. | Remains in the system. Assigned Bounced status in all groups |
Is the action reversible? | The contact can resubscribe or be added to the group. | The contact can resubscribe or be added to the groups. |
Removal and Deletion
Removal from a Specific Group | Removal or Deletion from a System | |
|---|---|---|
Statistics History | Previous statistics are retained. No new statistics are recorded from this group. | Previous statistics retained. No new statistics recorded. |
Event History in Specific Group | Removed from system. | Removed from system. |
Event History in System | Removed from system. | Removed from system. |
Existence in Group | Removed from group. | Removed from system. |
Existence in System | Remains in system. | Removed from system. |
Is the action reversible? | The contact can resubscribe or be added to the group. | The contact can be added to system as a new contact. |
Anonymization
Anonymization | |
|---|---|
Statistics History | Previous statistics are retained. No new statistics recorded. |
Event History in Specific Group | Removed from system. |
Event History in System | Removed from system. |
Existence in Group | Removed from system. |
Existence in System | Removed from system. |
Is the action reversible? | Data can no longer be associated with a specific contact. The conversion is irreversible. |