I often work closely with students learning the skills and more of the audio engineering world. This was an email I recently shared with a student I felt would be useful to more than just them. Hope it helps. :)
To a student I wrote:
"Sounds good. :) Did you hand in the mix already?
Automation is a valuable tool to use. Often the difference between a Semi-Pro mix and a PRO mix is automation in a variety of ways. I use a medium amount of automation and most mixes I do will have at least 30-40 different automation moments throughout one of my mixes. All I’m saying is don’t discount the value of automation. It is such a useful tool in a mix.
Here are some examples of automations I would use in a mix.