Split - Moves the selected region into its own track or tracks, replacing the
affected portion of the original track with silence. See the figure below:
Duplicate - Makes a copy of all or parts of a track or set of tracks into new
tracks. See the figure below:
Select ... > All - Selects all of the audio in all of the tracks in the project.
Select ... > Start to Cursor - Selects from the beginning of the selected
tracks to the cursor position.
Select ... > Cursor to End - Selects from the cursor position to the end of
the selected tracks.
Find Zero Crossings - Modifies the selection slightly so that both the left
and right edge of the selection appear on a positive-slope zero crossing.
This makes it easier to cut and paste audio without resulting in an audible
clicking sound.
Selection Save - Remembers the current selection (or cursor position),
allowing you to restore it later.
Selection Restore - Restores the cursor position to the last position saved
by "Selection Save".
Move Cursor ... > to Track Start - Moves the cursor to the start of the
current track.
Move Cursor ... > to Track End - Move the cursor to the end of the
currently selected track.
Move Cursor ... > to Selection Start - Moves the cursor to the start of the
current selection.
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