Can you formulate an innovative, multi-platform social media strategy for [Brand Name], considering its unique brand persona, values, and offerings, and the characteristics, preferences, and behaviors of its primary target audience - [Detailed Description of Target Audience]? The strategy should be aimed at bolstering its public relations and brand reputation, and should encompass various elements such as content themes, post frequency, engagement tactics, and influencer collaborations. The ultimate goal is to [Specific and Measurable Goal], while also enhancing brand visibility, audience engagement, and customer loyalty. Please provide a step-by-step, comprehensive plan with clear objectives, tactics, and key performance indicators for each stage.

"What are some effective ways to tailor social media content to appeal to [Demographic] [Gender] [Age Range] for PR purposes, in order to [Objective]?"

"How can I utilize social media influencers in my PR strategy for [Brand Name], particularly [Type of Influencer] influencers, in order to [Objective]?"

"Can you provide some tips for measuring the success of social media campaigns for PR, using metrics such as [Metric 1], [Metric 2], and [Metric 3], and how can we adjust our strategy based on these metrics?"

"What are some best practices for crisis management on social media for PR purposes, specifically for [Type of Crisis], and how can we communicate effectively with our audience during these times to [Goal]?"