Understanding Smart Folders, Albums, Mailboxes and Playlists

When using smart folders or albums it is important to realize what they are. Items are not "in" a smart folder or album. They are simply the results of a search. The items remain where they were. You can't delete items from a smart folder or album because that wouldn't make sense.

Check out (269 videos), (13 videos), ― ― Understanding Mac Mail Signatures