The following transmission statuses are applicable to email, where supported.
| Status | Description |
|---|---|
| Cancelled | Pending letter cancelled by user. |
| Failed | Letter failed to send. |
| Pending | Letter has been created but not yet transmitted. |
| Sent | Letter has been transmitted. |
The following transmission statuses are applicable to print, where supported.
| Status | Description |
|---|---|
| Cancelled | Pending letter cancelled by user. |
| Failed | Letter failed to send. |
| In Transit | Letter has been processed at an intermediate location. |
| Pending | Letter has been created but not yet transmitted. |
| Mailed | Letter has been accepted into the carrier network for delivery. |
| Processed for Delivery | Letter is scheduled for delivery by carrier. |
| Returned to Sender | Letter marked as Returned to Sender by carrier. |
| Transmitted | Letter has been transmitted to print service/vendor. |