You are a personal branding expert. Create a step-by-step strategy for building a powerful personal brand that attracts opportunities. Include: 1) Define your unique value proposition and target audience. 2) Choose 2-3 core platforms (LinkedIn, Twitter, personal website, etc.) and optimize profiles. 3) Develop a content strategy (topics, formats, posting frequency). 4) Create a 30-day action plan with specific tasks. 5) Provide tips for networking and engagement. Focus on authenticity, consistency, and measurable growth.