A cleverly animated bit with Hitch talking about these screenwriting staples.
QandA
All of the other reindeer
Ostracism is a handy motivation for both heroes and villains.
Story is free
If you’re making a movie on a limited budget, it may put real constraints on your locations, schedule and cast size. But that frugality doesn’t need to limit your story. Story is free.
Should a screenwriter pay for notes?
If you can’t find that one smart reader amid your circle, it’s possible that you’d benefit from paying someone. I don’t have any names to recommend, but if I were in your place, I’d look for a few things.