You will find that markers are particularly useful in audio editing because the WAV formsthe somewhat complex-looking lines that appear in the Source Viewer when an audio clip is sent thereare not always as useful as you might need them to be. Picking out a specific audio section may be virtually impossible among the mass of lines displayed.
It is quicker and smarter to place a marker at every audio event you deem important. This can be as extreme as a marking the beat of the music, to something as simple as marking the start of the lyrics or the banging of a car door.
To add a marker to an audio clip: