I think it can be helpful for your business to create valuable content and segment your audience. In my practice, I've found that it's the right segmentation that allows me to deliver relevant messages to exactly those who are truly interested in my offerings. Think about it. In general, I would advise you to read the article about the future of email marketing . For myself, I found some insightful ideas and approaches here, as well as highlighted the main principles and trends that can help you build a successful email marketing strategy.