This video is a crash course in social media marketing designed for beginners. It systematically explains how businesses can build brand influence, reach target audiences, and drive business growth through social media. The course covers seven core modules: platform selection strategies (Facebook, Twitter, Instagram, LinkedIn, TikTok, etc.), unified brand identity management, high-quality content creation methods, user engagement techniques, data monitoring and analysis, automation tools for time management, and continuous strategy optimization. Through real-world case studies and practical steps, the instructor helps business owners quickly grasp the underlying logic of social media operations, addressing common pain points such as difficulty in platform selection, unengaging content, low user activity, and challenges in measuring results. The course emphasizes practicality and operability, making it especially suitable for small and medium-sized business owners, marketing newcomers, and professionals who need a systematic understanding of social media marketing.