3.1 Use layers to manage design elements.

a. Use the Timeline panel to manage tracks.

• Key Concepts: clips vs tracks, adding/deleting tracks, locking/unlocking tracks, renaming tracks, targeting a track, expanding a track in the timeline, patching, etc.

b. Manage sequences in a complex project.

• Key Concepts: nesting sequences, linking/unlinking audio and video clips, syncing audio with video clips, renaming sequences, sync lock, creating a multi-cam source sequence

 c. Recognize the different types of layers in the Layers panel.

• Key Concepts: background, pixel, adjustment, type, fill, shape, vector, Smart Object (embedded and linked), active/inactive (hidden), artboard layers, etc.

3.2 Enable and disable track output.

a. Hide, show, mute, and solo tracks