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 align content with Google’s Helpful Content Update to improve rankings and user engagement. Focus on [TARGET AUDIENCE], such as small business owners or digital marketers, and provide actionable steps like [SPECIFIC TACTICS], such as E-A-T principles, user intent analysis, and content depth. Also, address common pitfalls like [COMMON MISTAKES], such as keyword stuffing or thin content, and how to avoid them. Ensure the guide is practical, data-driven, and includes examples of before-and-after content improvements.