| ImapChangeMessageFlags | AddMessageFlagsAsync, ChangeMessageFlagsAsync, RemoveMessageFlagsAsync methods parameter set. |
| ImapCopyMessages | The CopyMessagesAsync method parameter set. |
| ImapDeleteMessages | DeleteMessagesAsync parameter set. |
| ImapFetchMessages | FetchMessagesAsync method parameter set. |
| ImapMessageSet<T> | Represents the message set. |
| ImapMethodParametersGeneral<T> | IAsyncImapClient method general parameters. |
| ImapMoveMessages | MoveMessagesAsync method parameter set. |
| ImapUniqueIdParameterSet | The IAsyncImapClient method parameter set with the set of message unique identifiers. |