Virtual Instrument Clips
A Virtual Instrument Clip is made up of MIDI data and instructs a synthesizer what to play.  Virtual instrument clips do not contain the actual audio data and, thus, they can be edited with greater control. 

Each line inside the clip represents a note.

Moving Sounds
Trimming Sounds
Looping Sounds
Splitting Sounds
Joining Sounds
Deleting Sounds
Adjusting Volume
Adjusting Pan
Editing Low And High Pass Filters
Time Stretching Sounds (FlexAudio™)
Adjusting Tempo
Pitch Shifting Sounds
Adjusting Key
Renaming A Sound
Locking Sounds
Muting Sounds
Adding Effects To Sounds
Sound Details And Properties