of the scene into an image, but i also noticed that beneath each drawing was a brief summary of what had to happen to make the scene work, to get the story to the next place.
i translated this idea to writing the outline, and found this approach to be the most simple and sensible (not to mention quick) that also leaves space for you to change things as you go. at the bare minimum level, you do, at some point, need to know what happens next. this could be as simple as making a list of events you know have to happen to make your beginning shift to the middle 