Leadership roles with tangible impact like successfully leading a student organization, organizing major events, or driving change in your community, demonstrate initiative and influence. Sustained community service that creates lasting impact shows character beyond just accumulating hours. National or international recognition in competitions, sports, or arts proves your ability to excel at high levels. Internships, work experience, or entrepreneurial ventures related to your intended major show maturity and real-world application of your interests. Universities also value distinctive experiences that add diversity, whether overcoming significant challenges or pursuing unique interdisciplinary interests. Focus on quality over quantity; a few meaningful, sustained achievements with clear impact matter far more than a long list of superficial involvements.