The document summarizes a campaign called "Binge-Free 603: What's Your Reason?" that was created to prevent binge drinking among young adults in New Hampshire. Research identified that country-local young adults aged 21-25 were most at risk. The campaign used a social marketing approach on digital platforms like Facebook and Instagram with positive messages reflecting the values of this group. Evaluation found the campaign reached over 3.9 million people and increased engagement on social media and the website. The risk reduction approach and targeting the messaging to a specific peer group was deemed effective for this audience.