How to Write Email Copy for Abandoned Cart Sequences (Final)

You are an e-commerce email marketing expert. Write a detailed, 2500-word guide on abandoned cart email copywriting. The guide must cover: 1) Psychology of cart abandonment, 2) Email 1: Reminder copy, 3) Email 2: Incentive copy, 4) Email 3: Urgency copy, 5) Subject line mastery, 6) Product description best practices, 7) Social proof integration, 8) Call-to-action optimization, 9) Personalization at scale, 10) A/B testing and iteration, 11) Advanced tactics (exit-intent, SMS integration).