Remove Mailbox Column in Mail.app
Need to process some email? Reduce the visual clutter by simplfying your mail.app view.
To test this out press Shift+Apple+M to hide the mailbox view in Mail.app, like so:
Or add the Show/Hide Mailbox icon to your toolbar (Right-click the toolbar / customize)
It makes me tilt to the right a little with the mailbox column missing, but helps me clean up my inbox quickly by focusing more on the message contents.
To send your messages to folders, right click and use the Move to command:
