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Emails are an effective way to reach a larger group of people effectively, the only problem is that most people don’t understand the importance of the subject line and it is in fact a gatekeeper. Knowing and testing subject lines is down to the core the biggest fundamental to your success.

But what makes a good subject line? We have reviewed millions of emails sent with Sequences and gained an understanding of how science works with subject lines. Firstly coming on too strong isn’t a good idea. Look at this scenario — would you open an email with the subject line “I would like to sell you XYZ”? That message is getting sent straight to the spam folder and you are wasting your time, effort and loose thousands of potential commission.

1. “Intro”

“Intro” tends to have a high open rate, since most people are afraid it is an introduction they should not miss.

2. “Question about [goal]”

Could be Question about Quarter 4 results, if anything that is relevant to your target, people tend to be more receptive when it is not feeling like a sales email but rather a question.

3. “X options to get started”

Add a few points about how to kick off your relationship with the prospect in the body text (a content offer, a phone call, an upgrade opportunity for current customers, etc.), and you’re good to go.

4. “Should I stay or should I go?”

This is often a good option if you haven’t heard back from a prospect after attempting to connect.

5. “Hi [name], [question]?”

Questions often lead to answers. Emails with question subject lines tends to have a high effect on the right target group.

6. “Do not open this email”

When something is not allowed people tend to be curious and open, what if i missed something?

7. “Hoping to help”

People love to receive help, but what is the catch? (be smart here).

8. “X tips/ideas for [pain point]”

If the prospect is engaged and you did your research you might hit jackpot here!

9. “A [benefit] for [prospect’s company]”

Questions often lead to answers. Emails with question subject lines tends to have a high effect on the right target group.

  • A new Sales strategy for [company name].
  • Save 45 min a day on calls.
  • An all-time revenue record this quarter

10. “Permission to close your file?”

A normal break up email, trying to get the attention of the prospect to get them to reply to engage a conversation.

11. “You are not alone.”

Share a story that you think the prospect will relate too and you will see a spike in replies if you do the work well.

12. “Idea for [topic the prospect cares about]”

People love to get insights if it is relevant to them.

13. “I found you through [referral name]”

Mentioning someone the prospect knows is something that you should not under estimate.

14. “10x [prospect’s company]’s traction in 10 minutes”

There is a 10x rule if it doesn’t improve your effort by 10x it is not worth the time, the same apply in most businesses.

15. “Where is the love?”

A tradition break up email that plays with the emotions of the prospect and intent to make them feel guilty about not getting back to you.

16. “10 mins – [date]?”

Specific and to the point, all you are asking is 10 min on next monday as an example, that is something the prospect can relate too.

17. “What is our next step?”

Frank and honest what is the next step to get them to reply?

18. “Circle back to the top”

This is an honest approach to show you are circeling an email back to the top of the inbox.

19. “If you change your mind about partnering with [your company]”

Checking in and breaking up the radio silence sometimes reopen an engagement.

20. “[all lower case subject line]”

Will stand out since people always receive subject lines with capital letters.

21. “Know this about [topic of interest]?”

Offering the prospect help or insight often engage the open rates.

22. “Uh-oh, your subscription is expiring”

People always wonder what is expering, twist the email to be relevant, know what triggers the prospect!

23. “Hey”

Often a times a simple subject simply works.

24. “Happy Birthday [name] – Surprise Inside!”

Learn the prospects birthday and engage them on that happy day, send them a coffe coupon to starbucks for a latte.

25. “What are our customers saying?”

You are making the prospect engaged, they want to learn what the customers has to say and if relevant you engage the prospect.

26. “You’re missing out on points.”

You just got 600 email credits if you join today, but tomorrow those points are lost. There is many ways to turn this into a trigger to action.