Act as an experienced SEO specialist with 5+ years in e-commerce optimization. Your task is to create a detailed guide on how to optimize product content for Google’s Shopping Results. Include the following key elements: [1] Best practices for structuring product titles and descriptions, [2] How to leverage high-quality images and schema markup, and [3] Strategies for using keywords and GTINs effectively. Provide actionable steps, examples, and common pitfalls to avoid. Tailor the advice for [SMALL BUSINESSES], [LARGE E-COMMERCE STORES], and [DROPSHIPPING BRANDS] to ensure broad applicability. Focus on clarity, practicality, and compliance with Google’s latest guidelines.