Did you know that emails with a personalized subject line are 26% more likely to be opened? Knowing this, it's a no-brainer that you should be personalizing your subject lines. But, personalization can be used much more than just in the subject line of your emails. By personalizing your emails, from subject line to time delivery triggers, you can provide a custom experience for your audience that makes them feel like people and not another automation. Before we go through how you can implement AI-driven personalization in B2B email marketing campaigns, let's go over what personalization even is.