Tips for Creating the Best Email Subject Lines

Tips for Creating the Best Email Subject Lines

Deskera Content Team
Deskera Content Team
Table of Contents
Table of Contents

A successful email starts with an attention grabbing subject line that makes your lead and customers open the email. Good subject lines are often descriptive or personal and gives people a reason to check out your content. Whatever your approach is, it is important to keep your customer in mind. It is best to test different words and phrases to see what they prefer.

Some types of subject lines have been proven to be more successful than others with a better click and open rate. In this article, we can look at the tips for writing strong subject lines, and learn ways to test subject line performance.

Better Email Marketing with Good Subject Lines
Better Email Marketing with Good Subject Lines

What is the Subject Line in an Email?

The subject line of an email is actually the single line of text people see in their inbox when they receive your email. Just one line of text can often determine whether an email is opened or sent straight to trash, so make sure it’s optimized toward your audience.

Subject Line in Email
Subject Line in Email

What are the Best Practices for an Email Subject Line?

Before we get to the detailed tips, let us go over some basics of what makes a click worthy subject line. Regardless of your goals your subject lines should possess some of are the essential elements mentioned below:


Communicating scarcity and urgency in an email subject line can help compel readers to click or act when phrased creatively and strategically. However, such subject lines should be used sparingly to limit them to when the occasion genuinely calls for immediate action.


Your subject line should have a sense of mystery, it should pique the audience's natural curiosity and interest. Since they require opening the email to get more information, it can result in, a higher open rate. But make sure the subject line still aligns with your brand. If it is too obscure, and it could end up being seen as spam.

Create Curiosity with Subject Lines
Create Curiosity with Subject Lines

Cool Stories

You should front-load your email subject line with a compelling allusion to a story that the message tells can only be read if opened or clicked, your audience is like to become intrigued and want to learn more.


People love new things, offers and experiences, especially when they come free, or at least discounted. Open with an offer by including it in your subject line. People are much more inclined to open my daily newsletters when there is an offer directly mentioned in my inbox.

Email Subject Line
Email Subject Line

Relevance and Timeliness

When we subscribe to an email list, we want to keep them informed and let them learn more about a given topic. Crafting an email subject lines that incorporate trending topics or timely headlines can help you establish your brand as an authority within your industry and can compel people to click to read. Sending out emails at the right time makes a huge difference.


Personalization always works better compared to other emails. Using customer name and their data, you can make the email subject line personalized for your audience. You can send them content, on occasion and make it catered toward the individual.

Name Recognition

When you understand your audience's preferences and interests, you can pique their interest by including the names of this admired, recognizable individuals by including them in your content and mentioning them in your email subject lines.

What are the Tips for Creating the Best Email Subject Lines?

Let us look at some of the tips for creating good email subject lines:

Be descriptive

It is better to keep the subject line direct and descriptive than trendy. Seasonal slogans are popular but don't usually offer a specific hook. Instead of trying to communicate the benefits of your promotions you can call attention to specific deals and offers.

Tips for good Subject Line
Tips for good Subject Line

Keep it short

For many email recipients, mostly those reading your emails on mobile devices, shorter subject lines are often better. We recommend you not use more than 9 words and 60 characters.

Limit punctuation

It is best to use no more than 3 punctuation marks per subject line. Too many punctuation marks can make your email look like spam, especially if you use a lot of special characters.

Use emojis carefully

Emojies are fun and easy way to add some visual element to your subject lines. However, there are a few things to keep in mind when you use emojis.

  • You should use no more than one emoji at a time in a subject line
  • Use emojis to supplement words rather than replace them to make sure your main message gets across
  • Different operating systems render different versions of emojis, so it's essential to test
Best Practices for Email Subject Line
Best Practices for Email Subject Line

Key Takeaways

No matter what they say, people almost all people judge emails by their subject lines. Most marketers say that they test different email subject lines to optimize their email's performance. Remember to take away some of these tips from this article:

  1. Keep it short and sweet
  2. Create a sense of urgency
  3. Create a sense of curiosity
  4. Mention offer in subject line
  5. Create intrigue with story
  6. Use a familiar sender name
  7. Avoid the 'no-reply' sender name.
  8. Use personalization
  9. Maintain relevance and timeliness
  10. Limit punctuation
  11. Use concise language
  12. A/B test your subject lines
  13. Use emojis carefully
  14. Be descriptive of inside content

It is very important to craft subject lines that are compelling enough to get people to click through. While it may seem like a small part of your message, they are one of the very first impressions you make on your email recipients. It is your ticket for standing out in a crowded inbox.

Now that you have the perfect email subject, it is time to delve into other details which make a compelling email campaign. Here is the list, curated just for you.

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