A personal statement is your chance to sell yourself to the universities that you are applying to. It should focus on why you want to study the course that you are applying for, what you have read and done that links to the course, and why you are the right person for it. Make sure that you make clear what skills you have gained that make you a strong applicant.
Section 1: Why you want to do this course? (Approximately 10% of the length)
Section 2: Extra reading/media to do with your subject (Approximately 30% of the length)
Section 3: Extracurricular activities to do with your subject (Approximately 30% of the length)
Section 4: Extracurricular activities not to do with the subject (Approximately 20% of the length)
Section 5: Conclusion (Approximately 10% of the length)