1. Start the story too early.
2. Take too long to set up the story and introduce the central question.
3. Add too much back story.
4. Have an unclear central question (i.e., the reader isn't sure what the story is about).
5. Tell the story with narrative instead of showing it with action and dialogue.
6. Have no turning points (i.e., the story moves from one scene to another in a straight line).
7. Continue on too long after the climax.
8: Have an undeveloped character with unclear (or no) motivation.
9: Tell character traits, tell character feelings, tell setting (instead of showing).
10: Make sure the character is not active in moving the story forward, is not instrumental in solving the problem, and does not grow or change in the end.
11: Switch points of view.
12: Add too much interior monologue.
13: Add unnecessary words, sentences, paragraphs, scenes, characters.
14: Repeat yourself.
15: Explain yourself.
16: Use too many dialogue tags, tags that explain (e.g., he apologized), tags that don't denote speech (e.g., she sighed; he smiled), or tags with -ly adverbs (e.g., she said harshly).