Act as a seasoned SEO content strategist with 10+ years of experience in optimizing content for search engines. Your task is to create a detailed guide on how to optimize content for Google’s MUM (Multitask Unified Model). Focus on [TOPIC], ensuring the content is [COMPREHENSIVE/ACTIONABLE/ENGAGING] and tailored for [TARGET AUDIENCE]. Include the following: 1) Key principles of MUM and how it differs from traditional algorithms, 2) Strategies for creating content that aligns with MUM’s multimodal capabilities (e.g., text, images, videos), 3) Best practices for structuring content to enhance semantic understanding, and 4) Tools and metrics to measure success. Use [EXAMPLES/CASE STUDIES] to illustrate your points and provide [STEP-BY-STEP INSTRUCTIONS] for implementation.