Subject Lines

Sales Email Subject Lines (Swipe File of 25)

A swipe file of short, curiosity-driven subject lines for cold outreach and follow-up. Keep them lowercase and human for the best open rates.

Use it when: Use to test and rotate subject lines across cold emails and follow-ups.

Copy-paste template

COLD OUTREACH
1. quick question, [First name]
2. [pain point] at [Company]?
3. idea for [team or goal]
4. should I reach out to you or someone else?
5. [Referrer name] suggested I email you
6. saw the news about [trigger event]
7. [Company] + [your company]?
8. worth 15 minutes?
9. a faster way to [outcome]
10. how [comparable customer] handles [problem]

FOLLOW-UP
11. Re: [original subject]
12. floating this back up
13. bad timing?
14. one more idea for [First name]
15. did this get buried?
16. still worth a look?
17. closing the loop
18. should I close your file?
19. last note from me
20. picking this back up

MEETING AND PROPOSAL
21. 15 minutes [day]?
22. recap + next steps
23. pricing for [Company]
24. holding [date] for you
25. ready when you are

TIP
Keep it under 6 words, avoid spammy words like free, guarantee, and act now, and never use ALL CAPS or fake Re: on a first email.

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