20 Best Marketing Newsletters You Can’t Miss in 2025

Choose content that’s directly relevant to your audience’s work or interests. For each link, include a sentence or two about why it’s worth their time and what they’ll learn from it. You might also mention how it relates to current industry trends or connects to topics you’ve covered in previous newsletters. Did you know that email marketing still dominates the digital landscape with an incredible 4,200% ROI?

Step 3: Content ideation for engagement ...