The most engaging email content is relevant, informative, and actionable. Educational content such as guides, tips, or case studies can be highly effective, especially if it addresses your audience’s common challenges. Exclusive offers, free resources, or limited-time promotions can also drive engagement. Storytelling can help humanize your brand and create a connection with your leads. Ultimately, content that aligns with the recipient’s stage in the buyer’s journey and offers clear value tends to perform best in lead generation campaigns.