
Marketo’s 2025 drag-and-drop email editor is here, and it’s a game-changer for marketers. Designed to simplify email creation while boosting speed, flexibility, and personalization, this editor allows teams to build responsive, visually consistent campaigns without touching HTML.
In this guide, we’ll cover what’s new, the key benefits, best practices, common pitfalls, and tips for maximizing the editor’s potential.

What’s New in the Drag-and-Drop Email Editor
The 2025 editor introduces modular building blocks and an intuitive WYSIWYG interface. Key updates include:
- Modular Components: Drag-and-drop text, images, buttons, dividers, and containers to construct emails efficiently. Modules can be reused across campaigns. (Adobe Docs)
- Responsive Previews: View emails in desktop, tablet, and mobile layouts directly in the editor. Dynamic content previews allow you to validate personalization for different segments. (Adobe Docs)
- Enhanced Token Support: Insert personalization tokens anywhere in your email with fallback options for missing data.
- Content Locking: Lock sections to prevent accidental edits, ensuring brand consistency. (Adobe Docs)
- Reusable Fragments: Create visual fragments (e.g., headers, footers, CTAs) to use across multiple emails. (Adobe Docs)

Key Benefits for Marketers
- Speed: Drag-and-drop building and reusable modules dramatically reduce production time.
- Flexibility: Customize layouts visually while still allowing HTML access for advanced tweaks.
- Mobile Optimization: Built-in responsive previews help ensure emails render perfectly on all devices.
- Personalization: Enhanced token placement makes it easy to tailor content for each recipient without complex coding.

Step-by-Step: Creating a Responsive Email
- Choose a New Editor Template
Select a template compatible with the drag-and-drop editor (modular templates recommended). - Drag & Drop Modules
Add text, images, buttons, containers, and dynamic content blocks. Adjust styling and alignment inline. - Insert Personalization Tokens
Place tokens anywhere in your email to deliver customized content at scale. - Preview Responsiveness
Use the Preview feature for desktop, tablet, and mobile views. Validate dynamic content and personalization for different segments. - Test & QA
Send test emails internally. Check links, personalization, images, and mobile formatting before sending to your audience.

Common Pitfalls to Avoid
- Legacy Template Issues: Older v1 templates may not fully support new modules or dynamic content. Consider rebuilding key templates.
- Skipping Mobile Checks: Even with responsive defaults, always preview on multiple devices.
- Token Misplacement: Ensure tokens are correctly inserted; errors can break rendering or personalization.
- Overcomplicating Layouts: Avoid stacking too many nested containers, which can affect rendering in certain email clients.

Time-Saving Hacks for Power Users
- Reusable Fragments: Save common sections (headers, footers, disclaimers) for drag-and-drop reuse.
- Global Variables: Manage brand colors, fonts, and links centrally for consistent updates.
- Keyboard Shortcuts: Learn editor shortcuts for faster content placement.
- Clone & Modify Emails: Duplicate successful campaigns instead of starting from scratch each time.

Impact on Deliverability and Campaign Performance
- Cleaner HTML = Better Rendering: The editor’s modular design reduces messy HTML, helping emails render consistently across clients.
- Improved Engagement: Personalized content and responsive design increase open and click-through rates.
- Speedier Launch Cycles: Faster building and testing means campaigns can be deployed quickly to respond to market changes.
- Deliverability Considerations: While cleaner code helps, continue to follow best practices for sender reputation, authentication, and list hygiene. (Adobe Docs)

Best Practices Summary
- Use modular templates wherever possible.
- Preview and test for every device and segment.
- Leverage tokens and dynamic content strategically.
- Keep designs simple to avoid rendering issues.
- Reuse fragments and variables to save time and maintain brand consistency.