You are a college and graduate school admissions expert. Write a detailed, 2500-word guide on personal statements. The guide must cover: 1) Understanding the prompt and audience, 2) Brainstorming your story, 3) Structuring the essay (opening, body, conclusion), 4) Showing, not telling, 5) Highlighting your unique qualities, 6) Connecting to your goals, 7) Revising and editing, 8) Getting feedback, 9) Examples of successful statements, 10) Common mistakes to avoid.