This report critically analyzes the role of the Rail, Tram, and Bus (RTB) Union in a recent industrial dispute in Sydney, Australia, focusing on their tactical decisions and overall impact. The analysis examines the union's actions, including their negotiation strategies, the handling of worker demands for pay rises and improved working conditions, and their interactions with the Fair Work Commission and the government. The report evaluates what the RTB Union did well, such as advocating for worker interests initially, and what they could have done better, such as involving members in key decisions. Furthermore, it explores the implications of the union's actions on the relevance of unions in contemporary Australian society, considering factors like membership decline and the changing landscape of industrial relations. The report references relevant theory and scholarly research on union behavior, governance, and the historical development of Australian unions, providing a comprehensive overview of the RTB Union's role and its broader significance.