What are the most effective and innovative strategies that online marketers can employ to actively engage and foster meaningful connections with their target audience on various social media platforms, including but not limited to Facebook, Instagram, Twitter, LinkedIn, and YouTube? These strategies should encompass a comprehensive approach that goes beyond merely posting content, and instead focus on building a strong and authentic online presence, encouraging two-way communication, leveraging interactive features, fostering user-generated content, embracing storytelling techniques, implementing influencer collaborations, employing social media contests and giveaways, utilizing live video streaming, leveraging personalization, and effectively utilizing data and analytics to inform content creation and engagement strategies.