- Science Says
- Posts
- Case study: How many emails to send new customers
Case study: How many emails to send new customers
Sending too many emails will hurt sales from your customers who are most ready to buy, but there is a sweet spot.
Thomas McKinlay
June 26, 2025
Subscribe to the Science Says Platform to read the rest.
Become a paying Platform member of Science Says to access this page.
What you get as a Platform member:
• Access all insights: Hundreds of insights (and growing)
• Case studies: Get science-based answers to marketing challenges
• Exclusive playbooks and discounts on all playbooks