Email is one of your best networks for staying in touch with and engaging customers.

Marketers need high open rates ability email subject lines that their subscribers simply can’t repel.

In this post, we’ll share 6 best email subject line examples proven to boost the email open rates.

Each email subject line in this list is followed by the 3 core features that likely caused higher open rates.

These features are: Benefit, Sense, and Warning.

Your subject lines have the power to make or break your email marketing campaigns.

Why You Need Effective Email Subject Lines?

Subject lines are the first thing your recipients see in their inboxes.

Stats show that 47% of email recipients open email based on the subject line alone.  And, 68% of email recipients report email as spam based just on the subject line.

#1 Curiosity

Curiosity is a valuable marketing tool that drives us to take action. It is the reason for the viral success. A well- crafted, curiosity-driven subject line will often get outstanding open rates.

Combine news or self- interest tactics with curiosity for better click through rate.

By bothering people’s curiosity, you provoke the sense of scarcity and compel them to open the email to know more.

For Example:
  • Did you get your book yet?
  • Yep, that just happened…
  • Don’t forget, Surprise Gift Waiting for you


#2 Urgency

Urgency is one of the effective subject line styles that will stop readers in their track. Subject lines that create a sense of urgency and exclusiveness can give a 22% higher open rate.

Using limited offers like ‘today only’, ‘final hours, ‘few hours left’ will inspire your reader to act now instead of putting it off.

Urgency can help get people to open and click through your emails and great ways to increase your conversion rates.

For Example:
  • [Last Call] For the Ultimate Email Marketing Game-Plan
  • There is still time…
  • Your 7-figure plan goes bye-bye at midnight…


#3 Personalized Touch

Including your subscriber’s name into the email subject line adds a personal touch that is likely to catch your reader’s eye. And, you create a feeling that you are speaking directly to them.

Anytime you can make your subscriber feel like you’re connecting with them on a very personal level; it builds a sense of legitimacy. It encourages them to open it and use the content.

Using the recipients’ first name in the subject line increased the chance of the email being opened by 14.68%.

For Example:
  • Happy Birthday Mary – Surprise Inside!
  • John, You’ve Changed
  • Mary, Earn double points today only


#4 Use Number & List

Using numbers in your subject line is an effective email marketing best practice. It attracts attention, as our brains are indeed drawn to digits.

This tends to be why top 10 lists are so successful – lists are easier for our brains to process and they create curiosity, in addition to given that the promise of a quick and easy read. The subject line with a number got a 57% increase in opens.

For Example:


#5 Compelling Question

Questions make great email subject lines because they get the reader to think about how the subject matter relates to their own life.

Asking your readers a question immediately engages them and more likely to be opened.

The best questions will arouse a sense of curiosity to learn more about the subject and whether their experiences are similar to others.

For example: 
  • Do you check your emails when you first wake up in the morning?
  • How can you work less and get more traffic?
  • Does anyone even WANT what you’re selling?


#6 Retargeting

Retargeting emails are sent to subscribers when they fail to complete an action in your sales funnel (e.g. when they abandon their cart or fail to purchase).

Use retargeting emails and make them re-enter your sales funnel.

You can write various retargeting subject lines which either shows a loss if not availing the offer or something that overcome objections or display them better offers to choose you.

For Example:
  • Good News: Your Pin’s price dropped!
  • Hey, forget something? Here’s 20% off.
  • Did you miss out on some of these new features?



Writing effective subject lines is an art as well as a science. Your subject line is what attracts your reader to open your email and pursue the information inside.

Above mentioned ways will help you get started by knowing the basics. If, you have awesome content to share; you just have to prove it in your subject line.

DSIM Blog is created to help you to know all aspects of Digital Marketing ranging from basics of Digital Marketing to Advance Level Topics, Read our posts and feel free to reach our team for any queries.

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