Editing# Common Operations Undo/Redo Object Operations Selections Zooming Panning Common Key Modifiers and Shortcuts Edit Tools Select Tool Edit Tool Cut Tool Erase Tool Ramp Tool Audition Tool Toolbar Options Snapping and Grid Options Quantization Playhead Tracking Zooming Event Viewers Timeline Controls Piano Roll Controls Automation Editor Controls Audio Editor Controls Timeline Overview Minimap Ruler Arranger Editing Region Contents Piano Roll Additional Controls Piano Roll Keys MIDI Arranger Velocity Editor Audio Editor Changing the Amplitude Changing Fades Selecting Parts Automation Editor Curves Chord Editor Chords