Act as a professional TikTok content creator with 3+ years of experience in viral video production. Guide me step-by-step on how to create an engaging TikTok montage that maximizes views and engagement. Include details on [THEME SELECTION], [EDITING SOFTWARE/TECHNIQUES], and [TRENDING AUDIO/HASHTAGS]. Explain how to structure the montage for maximum retention (hook, pacing, transitions) and how to optimize the caption and posting schedule for the algorithm. Provide examples of successful montages in [YOUR NICHE] and common mistakes to avoid.