Your call-to-action determines whether people respond. Here's what the data says about what works.
The Winning Formula
The best CTAs are:
- Low commitment (easy to say yes)
- Specific (not vague)
- Binary (yes/no question)
Top Performing CTAs
Interest-based (highest reply rate): "Worth a conversation?" "Open to learning more?" "Is this on your radar?"
Time-specific: "Open to a 15-minute call this week?" "Do you have 10 minutes Tuesday or Wednesday?"
Permission-based: "Mind if I send over a quick case study?" "Would it help if I shared how we did this for [similar company]?"
The soft close: "No worries if not - just wanted to plant the seed."
What Doesn't Work
Too aggressive: "When can we meet?" (assumes they want to) "I'll call you Thursday at 3pm" (presumptuous)
Too vague: "Let me know your thoughts" "Would love to connect sometime"
Too much: "Book a 30-minute demo and I'll show you our full platform and pricing and implementation timeline"
CTA Placement
Put your CTA:
- On its own line
- After your value prop
- Before your signature
Don't bury it in a paragraph. Make it unmissable.
A/B Test Results
In our tests across 100k emails:
- "Worth a quick chat?" - 12% reply rate
- "Open to a 15-min call?" - 11% reply rate
- "Let me know if interested" - 4% reply rate
- "When can we meet?" - 3% reply rate
The pattern is clear: lower commitment = higher response.