How to Write the Best Subject Lines for Curated Content

Unleash the power of your email marketing with captivating subject lines for curated content. Learn the best strategies and practices to skyrocket your email open rates.

best subject lines

Curated content is an assortment of valuable content sourced from various places.

It’s an excellent strategy to deliver relevant information to your audience while saving time on content creation.

But what’s the secret ingredient that makes your audience open and engage with your emails?

The answer lies in the subject line.

A well-crafted subject line is akin to a compelling movie trailer.

It offers a glimpse into the content without revealing too much.

It sparks curiosity and invites the reader to delve deeper.

When it comes to curated content, your subject line should suggest the treasure trove of valuable insights that await inside the email.

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characteristics of effective subject lines

Characteristics of Effective Subject Lines

An effective subject line is more than just a string of words. It’s a promise of value to your readers.

It’s a compelling call-to-action that encourages them to click and read more.

Here are some key characteristics of effective subject lines:

Clarity and Specificity

Your subject line should clearly convey what the email is about.

Avoid vague or generic phrases.

Instead, be specific and direct.

For example, “Top 5 SEO Strategies for 2023” is more effective than “SEO Tips.”

Enticing Language

Use power words and action verbs to make your subject line more enticing.

Words like “Discover,” “Learn,” and “Master” can make your subject line more appealing.

Use of Keywords and Numbers

Incorporating relevant keywords and numbers can make your subject line more attractive and informative.

For example, “10 Ways to Boost Your Email Open Rates.”

how to write catchy subject lines

How to Write Catchy Subject Lines

Crafting catchy subject lines is a crucial skill in email marketing.

It’s the first thing your audience sees and can significantly influence whether your email gets opened or ignored.

Here’s a deeper dive into how you can write catchy subject lines that captivate your audience:

Keep it Short and Sweet

Brevity is the soul of wit, and it’s also the soul of a good subject line.

Long subject lines risk being cut off, especially on mobile devices.

Aim for 50 characters or less to ensure your entire subject line is visible.

For example, instead of “Check out our latest collection of summer dresses now available in our online store,” you could say, “New Summer Dresses Now Available!”

Personalize Where Possible

Personalization can make your emails feel more tailored to the recipient, which can increase open rates.

Consider using the recipient’s name or other personal information.

For instance, “John, Your Customized Fitness Plan is Here!” feels more personal than “Your Customized Fitness Plan is Here.”

Create a Sense of Urgency

Encourage readers to act quickly by creating a sense of urgency or scarcity.

Phrases like “Limited Time Offer,” “Last Chance,” or “Sale Ends Tonight” can make readers feel like they might miss out if they don’t open your email immediately.

Ask a Question

Questions can pique curiosity and encourage readers to open the email for the answer.

For example, “Want to Improve Your SEO Rankings?” or “Looking for Easy Dinner Recipes?” can be effective subject lines.

Use Action Words

Action words can make your subject lines more compelling and can inspire your readers to take action.

Words like “Discover,” “Learn,” “Master,” or “Start” can be effective.

Test and Refine

Use A/B testing to find out what works best for your audience.

Test different versions to see which ones get the highest open rates.

This can provide valuable insights into what your audience responds to and can help you refine your subject lines over time.

common mistakes to avoid when writing subject lines

Common Mistakes to Avoid When Writing Subject Lines

Crafting the perfect subject line is an art, and like any art, it’s easy to make mistakes along the way.

Here are some common pitfalls to avoid when writing your email subject lines.

Overusing Promotional Language

While it’s important to highlight your offers or promotions, overdoing it can make your emails seem spammy.

Avoid using too many exclamation points or capital letters, and be cautious with words like “free,” “buy now,” or “discount.”

Being Too Vague or Generic

Your subject line should give your reader a clear idea of what to expect in the email.

Avoid generic phrases that don’t provide any insight into the email’s content.

For example, “Update” or “Newsletter” are too vague and don’t give the reader a reason to open the email.

Ignoring the Audience’s Interests

Your subject lines should reflect the interests and needs of your audience.

If your subject line doesn’t resonate with them, they’re less likely to open your email.

Always keep your audience in mind.

Not Testing Your Subject Lines

A/B testing is a powerful tool for improving your subject lines.

By not testing, you’re missing out on valuable insights into what works and what doesn’t for your audience.

Forgetting Mobile Users

Many people check their emails on their phones, so it’s important to make sure your subject lines look good on mobile devices.

If your subject line is too long, it may get cut off on smaller screens.

Using Misleading Subject Lines

While it might be tempting to use a clickbait subject line to get people to open your email, it’s a bad practice.

If your email content doesn’t match the subject line, it can lead to disappointment and mistrust from your audience.

Examples of Catchy Subject Lines

Here are some examples of effective subject lines, keeping in mind the tips and common mistakes we’ve discussed:


   – “Sarah, Your Personalized Skincare Routine is Here!”

   – “Mike, Check Out These Custom Workout Plans!”

   – “Alex, We Miss You! Here’s a Special Offer Just for You.”

Subject Lines Creating Urgency

   – “Flash Sale: 50% Off All Items, Today Only!”

   – “Hurry, Your Cart Items are Almost Sold Out!”

   – “Last Chance to Register for Our Exclusive Webinar!”


   – “Ready to Take Your Marketing to the Next Level?”

   – “Looking for Budget-Friendly Vacation Destinations?”

   – “Want to Know the Secret to a Healthy Lifestyle?”

Subject Lines with Action Words

   – “Discover the Latest Trends in Fashion Today!”

   – “Start Your Journey to Financial Freedom with Our Guide.”

   – “Master the Art of Cooking with Our New Recipes.”

Subject Lines for Mobile Users

   – “New Arrivals Just In!”

   – “Sale Alert: 30% Off!”

   – “Your Weekly Horoscope is Here.”


   – “Unveiling Our New Spring Collection.”

   – “Your Monthly Newsletter: SEO Tips & Tricks.”

   – “Invitation: Join Our Exclusive Cooking Masterclass.”

FAQs about Writing the Best Subject Lines

How long should my email subject line be?

The ideal length for an email subject line is 50 characters or less. This ensures that your entire subject line is visible, especially on mobile devices.

Should I personalize my email subject lines?

Yes, personalization can significantly increase your email open rates. This could be as simple as including the recipient’s name in the subject line.

How can I test the effectiveness of my subject lines?

A/B testing is a great way to test the effectiveness of your subject lines. This involves sending two versions of your email with different subject lines to a small segment of your audience and seeing which one performs better.

What is the importance of keywords in email subject lines?

Including relevant keywords in your subject line can make it more attractive and informative. It can also improve the visibility of your email in case your recipient uses the search function in their email client.

How can I avoid my emails being marked as spam?

Avoid using spam trigger words in your subject line, such as “free,” “buy now,” or “discount.” Also, ensure that your email content provides value and is relevant to your audience.

Ready to master the art of crafting compelling email subject lines?

With CuratedLetters, you’ll receive expert insights, tips, and real-world examples to elevate your email game.

Don’t let your emails go unnoticed in crowded inboxes.

Subscribe to Curated Letters today and unlock the secrets to boosting your open rates and engaging your audience like never before.

Dive in and transform your email marketing strategy!

subscribe to curated letters

Subscribe to CuratedLetters

No more sifting through the noise—just meaningful content tailored for you. Join our community and experience a simpler, more insightful inbox.

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