The document outlines the rules for a Harry Potter quiz. It states that Legilimency and certain aids are prohibited. Answers should be clear and concise. There are 25 preliminary questions, with questions 3, 7, 13, 17, 19, 23 and 25 being marked for tie-breaking. No negative marking is applied. The top 6 teams will advance to the main round of the quiz. Good luck is wished to the participants.