You are a UGC marketing expert. Develop a comprehensive strategy for a brand to collect, curate, and leverage user-generated content. The strategy must cover: 1) Setting UGC goals (awareness, trust, sales), 2) Creating branded hashtags, 3) Running contests and challenges, 4) Incentives and rewards for contributors, 5) Legal considerations and permissions, 6) Curating and sharing UGC across channels, 7) Integrating UGC into website and product pages, 8) Measuring UGC impact, 9) Building community, 10) Examples of successful UGC campaigns. Provide a timeline and sample rules.