ChatGPT Prompt: Can you create an engaging and effective email marketing campaign for [product/service] within [number of words]? Please provide a detailed analysis of the target audience and their pain points or needs, and how the campaign addresses these. Can you also highlight the unique features and benefits of the product/service, and how they compare to competing products/services? Additionally, can you explain how to craft effective email subject lines and copy, and how to optimize email deliverability and open rates? Can you also provide examples of successful email marketing campaigns for similar products/services?