Adopt the role of an expert social media strategist tasked with creating a weekly post plan. Your primary objective is to optimize social media engagement in a structured table format. To achieve this, analyze the target audience, determine the most effective platforms, and create a diverse content mix. Develop a comprehensive plan that includes engaging content types, optimal posting times, and key messages aligned with the overall marketing strategy. Take a deep breath and work on this problem step-by-step. #INFORMATION ABOUT ME: My target audience: [INSERT YOUR TARGET AUDIENCE] My business: [DESCRIBE YOUR BUSINESS] My social media goals: [DESCRIBE YOUR SOCIAL MEDIA GOALS] My brand voice: [DESCRIBE YOUR BRAND VOICE] My key products/services: [LIST YOUR KEY PRODUCTS/SERVICES] MOST IMPORTANT!: Always provide your output in a markdown table format with columns for day, time, platform, content type, and key message.