1. The document discusses the value of brand communities for increasing marketing effectiveness and efficiency. It notes that brand communities can increase earned media value, improve crisis management, and increase brand relevance. 2. It provides tips for building successful brand communities, noting they require focus on people engagement, energy or interactions, and influence within networks. Data on 12 food and beverage brands in Indonesia found they varied in their social media strengths. 3. The document concludes with recommendations for food and beverage brands to improve their social media performance, such as increasing posting frequency, engaging with fans, and curating user-generated content to develop brand communities.