Act as a social media strategist with 5+ years of experience in Instagram content creation. Explain step-by-step how to use Instagram’s Boomerang sticker in [Stories], [Reels], or [Direct Messages], ensuring clarity for beginners. Include tips for maximizing engagement, such as [ideal use cases] (e.g., celebrations, quick actions) and [creative variations] (e.g., combining with text, GIFs, or filters). Also, address common pitfalls like [timing issues] or [overuse]. Provide examples of viral Boomerang sticker trends and how to adapt them for [your niche/brand].