This document discusses how to launch an effective B2B social marketing campaign using a single leaderboard. It provides examples of successful leaderboard campaigns from AdParlor Cannes Pride and Zoopla Property Power 100. Leaderboards instantly engage players in competition and encourage sharing on social media. This drives brand awareness, engagement, and leads. Key considerations for planning a leaderboard campaign include social design to enhance players' image, building an engaged community, and deciding on individual vs. team focus. These campaigns resulted in large increases in traffic, social sharing, and community participation.