Evolution normally sends mail as soon as you click Send. However, can save a message to be sent later:If you are offline when you click Send, Evolution adds your message to the Outbox queue. The next time you connect to the Internet and send or receive mail, that message is sent.Click File > Save Draft to store your messages in the drafts folder for later revision. If you prefer to save your message as a text file, click File > Save As, then specify a filename.
