The screenwriter’s audience is not the reader. It is the "viewer" within the reader.
The two most essential elements that are missing in most screenplays are pacing and atmosphere.
“The most important person in the motion picture process is the writer, and we must do everything in our power to prevent them from ever realizing it.” - Irving Thalberg
For the reader the Visual Mindscape is the gateway to the Visceral Experience.
"A character is a collection of qualities." – Aristotle
If film is first and foremost a visual medium then shouldn't the screenplay which is the heart, soul and spine of the film also be a visual experience?
The location you choose for a scene can go a long way in enhancing its inner journey.
Every action, element and scene within a screenplay exists only in the "Absolute Present Tense."
The Visual Metaphor can offer a visual proxy for the internal narrative of your script with an external symbol.
It takes more time, more thought and more craftsmanship to find the visual implications of your screenplay than to simply tell it.
Don't reveal anything in your narrative prior to it being revealed on the screen.
The antagonist is the most misunderstood and underdeveloped character in most screenplays.
The mood and pace of the narrative should always match the mood and pace of the scene it describes.
Whether you choose to ignore it or not, there is always an image on the screen. So should there not always be an image on the page?
The reader of your screenplay should never be given information prior to the viewer.