Each message is assigned with a status indicating the progress of its processing. You can filter messages according to those status.
•Incoming messages, such as orders and receiving advices, are new at arrival. Once they have been opened by one of your users, they change their status to read.
•Outgoing messages, such as despatch advices and invoices, are created with status new and change their status to sent after successful transmission to your business partner.
Selecting the filter from a message overview