Now that you have your 40 cards up on The Board and you’re pretty sure this is how your story goes, you think you’re done, but you’re not. Here are two really important things you must put on each card and answer to your satisfaction before you can begin writing your screenplay: One is the symbol +/-. The other is the symbol ><. These two symbols should be written in a color pen you have not used and put at the bottom of each card like this: