iTunes
View the iTunes Store as a full window
09/01/2010
To view the iTunes Store as a full window in iTunes 9, do iTunes > Preferences > Store > Use full window for iTunes Store.
Switch to the Mini Player view in iTunes 9
08/17/2010
In iTunes 9, to switch to the Mini Player view, click the green expand window button in the top left corner of iTunes, or do View > Switch to Mini Player.
Delete songs from within playlists in iTunes
08/04/2010
In iTunes, select a playlist and press Option-Delete, to delete the playlist AND all of the songs contained within it from your iTunes library.
Automatically add songs to a playlist created in iTunes
07/27/2010
In iTunes, select some songs then Shift-click the "+" button in the lower left corner to create a new playlist with those songs automatically added.
Fast forward or rewind playback in iTunes
06/25/2010
When playing something in iTunes, press Command-Option-right or left arrow to fast-forward or rewind five seconds.
Show or hide columns in the iTunes list view
05/31/2010
When viewing your iTunes library in list view, Control-click on any column heading to select which columns will be displayed.
Quickly fast forward or rewind in iTunes
05/11/2010
When playing items in iTunes on a Mac with a multi-touch trackpad, do a two-finger scroll up or down over the progress bar to fast forward or rewind.
Unsubscribe from a podcast in iTunes
05/03/2010
To unsubscribe from a podcast in iTunes but not actually delete it from your iTunes library, Control-click it and select "Unsubscribe Podcast" from the pop-up.
Show the hard drive location of an item in iTunes
04/21/2010
In iTunes, Control-click on an item in your library and do "Show in Finder" to go to the exact location on your hard drive where the item is located.
Set a song or album to never be played when shuffling in iTunes
04/10/2010
In iTunes 9, to set a song or album to never be played when shuffling, select it, then do File> Get Info> Options> Skip When Shuffling> Yes.
Copy the link to an item in the iTunes Store
04/01/2010
In iTunes 9, Control-click on any item in the iTunes Store and do "Copy Link" from the pop-up menu to copy the direct URL to that item in the store.
Quickly see what iTunes playlist a song is in
03/21/2010
When browsing songs in your main iTunes Library, to see which playlist(s) a song is in, Control-click the song and select "Show in Playlist" from the pop-up.
Find exact duplicates of songs in iTunes
02/27/2010
In iTunes, press the Option key while doing View>Show Duplicates, to find songs that are exact duplicates (all song info matching, not just song names).
Open an iTunes playlist in its own window
02/04/2010
To open an iTunes playlist in its own floating window double-click its icon (or Control-click it and do "Open in New Window").
Change an item's media kind in iTunes
01/14/2010
To change an item's media kind (audiobook, podcast, etc.) in iTunes 9, select it, do File>Get Info then do Options>Media Kind.
Add iTunes radio station streams to playlists
01/12/2010
To save a stream from the list of radio stations in your iTunes Library>Radio simply drag it to your Playlists in the sidebar.
Quickly resize columns in iTunes
01/05/2010
In iTunes list view, Control-click on a column heading and choose "Auto Size All Columns" to resize all of the columns to fit.