Did you know that for every $1 spent on email marketing, businesses see an average return of $36? As one of the most effective digital marketing tools, email continues to dominate for building relationships, nurturing leads, and driving sales. But staying ahead requires following email marketing best practices that align with evolving trends and audience expectations. How do you run email marketing campaigns in 2025?
In this guide, we’ll explore what email marketing is, when to use it, key strategies, and actionable tips to create campaigns that resonate with your audience and deliver measurable results.
What Is Email Marketing & Why Is It Important?

What is email marketing? Email marketing is the practice of sending targeted, strategic emails to individuals or groups to build relationships, share content, nurture leads, and promote products or services. It allows businesses to communicate directly with their audience in a personalized and measurable way.
Email marketing is important because it:
- Provides a direct line of communication with customers and leads.
- Offers measurable results through open rates, click-throughs, and conversions.
- Builds trust through consistent, valuable communication.
- Is cost-effective and generates a high return on investment (ROI).
- Allows for personalized and automated campaigns that target specific audiences effectively.
When done right, email marketing becomes a critical component of a successful digital marketing strategy.
When to Use Email Marketing
Email marketing can be applied in multiple scenarios to engage audiences and meet business goals. Here’s when it works best:
Build Relationships
Regular communication helps you build trust and maintain relationships with your subscribers. Share company updates, valuable tips, and personalized content that speaks to their interests.
Brand Awareness
Consistent, well-designed emails help keep your brand top-of-mind. Showcase your expertise and remind your audience why they should choose you.
Promote Your Content
Emails are a perfect way to distribute content such as blogs, videos, eBooks, and guides. Include strong CTAs to encourage readers to visit your website.
Generate Leads
Entice potential customers to share their email addresses by offering value—free resources, webinars, or exclusive offers. Emails help nurture these leads into loyal customers.
Market Your Products
Promote new products, discounts, or flash sales to drive conversions. Highlight the benefits and use urgency to encourage quick action.
Nurture Leads
Through automated workflows, guide leads through the sales funnel by sharing helpful, educational content that prepares them to make a purchase.
Best Practices for Better Email Marketing Campaigns in 2025

Implementing the best practices in email marketing ensures your campaigns deliver results while building trust and value for your audience. Here’s how to improve your strategy:
Get to Know Your Audience
Understanding your audience’s needs and preferences is the foundation of effective campaigns. Use surveys, analytics, and feedback to gather insights and tailor your messaging accordingly.
Personalize Your Messages
Don’t just add your reader’s name to your email. Personalization goes beyond jthat. Use behavioral data like past purchases, browsing history, or engagement to send hyper-relevant content that speaks to the recipient’s interests.
Segment Your Subscribers
Group your email list into targeted segments based on demographics, interests, or behavior. Segmented emails have higher open rates and deliver better results because they’re tailored to specific groups.
Send Mobile-Friendly Emails
A significant portion of emails is opened on mobile devices. Ensure your emails are responsive, have clear and scannable layouts, concise copy, and CTAs that are easy to tap on smaller screens.
Test Copy, Design & Buttons
A/B testing is crucial to improving your campaigns. Experiment with subject lines, content, visuals, and CTAs to determine what resonates best with your audience. Use the results to optimize future emails.
Take Your Time Creating Campaigns
Rushing emails can result in errors or uninspiring content. Plan your campaigns carefully, ensuring they align with your goals and provide clear value to your subscribers.
Automate Email Campaigns When Possible
Save time and increase efficiency by automating repetitive tasks like welcome sequences, follow-ups, and cart abandonment emails. Automation ensures timely, relevant communication without manual effort.
Send Emails at the Right Time
Timing can greatly impact engagement. Test different sending times to determine when your audience is most active, and schedule your emails accordingly for maximum impact.
Analyze Campaign Reports
Track important metrics like open rates, clicks, and conversions to evaluate campaign performance. Use this data to refine your strategies and improve future results.
How to Create an Email Marketing Strategy?
A well-crafted email marketing strategy sets the foundation for consistent and impactful campaigns. Follow these steps:
Build Your Email List
Grow your email list organically by offering incentives such as lead magnets, discounts, or exclusive content in exchange for email sign-ups.
Segment Your List
Divide your audience into targeted segments to send tailored content. Segmentation ensures your emails remain relevant and engaging for each group.
Write Compelling Subject Headlines
Your subject line is the first thing recipients see. Make it intriguing, concise, and relevant to encourage opens. Avoid clickbait, and focus on delivering value.
Personalize Your Emails
Use recipient data to customize content, greetings, and CTAs. Personalization creates a stronger connection and drives engagement.
Test & Optimize
Test various elements—headlines, designs, content length, and send times—to identify what works. Regular optimization ensures your strategy evolves with audience preferences.
Email Marketing Types
Different types of emails serve unique purposes within your marketing strategy. Here are the most common ones:
Newsletters

Keep your audience informed with company updates, industry news, and valuable tips. Newsletters build trust and keep your brand top-of-mind.
Promotional Emails
Highlight special offers, discounts, or product launches to drive immediate sales and conversions.
Transactional Emails
Send automated emails for order confirmations, receipts, and delivery updates. These emails are essential for maintaining customer trust.
Welcome Emails
First impressions matter. Welcome new subscribers with a friendly introduction, valuable content, and clear next steps.
Customer Retention Emails
Re-engage inactive subscribers or reward loyal customers with exclusive deals, updates, or personalized messages.
Event Invitations
Promote upcoming webinars, in-person events, or launches to drive attendance and engagement.
What Are the Most Important Email Marketing Metrics?

To measure success, track these key email marketing metrics:
Open Rate
The percentage of recipients who open your email—an indicator of how effective your subject lines are.
Click Rate
The percentage of recipients who click on links within your email, showing engagement with your content.
Click to Open Rate (CTOR)
Measures how many people clicked on your email after opening it. CTOR helps assess content relevance and design effectiveness.
Bounce Rate
The percentage of emails that couldn’t be delivered. A high bounce rate may indicate invalid email addresses or technical issues.
Delivery Rate
The percentage of emails successfully delivered to inboxes. It reflects the quality of your email list and sender reputation.
Spam Percentage and Complaint Rate
Track how often your emails are marked as spam or result in complaints to maintain a strong sender reputation.
Unsubscribe Number and Rate
Monitor how many people opt out of your list to gauge content effectiveness and audience engagement.
How to Build Your Email Marketing List
Growing a high-quality email list is essential for a successful email marketing campaign. Here’s how to do it:
Offer Something of Value
Provide lead magnets such as eBooks, webinars, or discounts in exchange for email sign-ups.
Use Opt-In Forms
Place opt-in forms on your website, blog posts, and landing pages to encourage visitors to subscribe.
Collect Emails at In-Person Events
Gather email addresses at trade shows, networking events, or workshops to expand your list.
Encourage Referrals
Motivate existing subscribers to refer friends or colleagues through incentives like discounts or rewards.
Ready to Launch Your Email Marketing Campaign? LeadOrigin Can Help!
A successful email campaign requires expertise, effective email marketing techniques and strategies, and the right tools. To know where to start and to make the most out of your efforts, partner with a reliable email marketing agency like LeadOrigin. LeadOrigin specializes in creating impactful email marketing strategies that can be tailored to your business goals.
As a trusted digital marketing leader, LeadOrigin also offers SEO, web development, and social media marketing services for small to medium-sized businesses across industries. Visit us at any of our offices in Houston, TX (2100 W Loop S #1400) and Palo Alto, CA (228 Hamilton Ave Suite 325).
Discover how LeadOrigin’s email marketing services can transform your campaigns. Visit LeadOrigin or contact us today to get started!