Filmmakers new to the industry, should make an effort to inform themselves about how to hold auditions, and what is and is not expected. But that is not something actors have any control over. What you do have control over is what we've shared here today. And then there's your preparation for reading from the script and performing your monologue, how to cold read, what makes a good headshot, hairstyle, whether to dress for the role, how to stand if you're being taped, how to play to a reader, etc. We could write a book.
Many people have.
You should read a few of them. In closing, here is one final piece of advice. Read the contract's fine print before you agree to play the role. Then write one up yourself. Try to separate yourself from your excitement at finally getting an offer.