Chapter 03 · Sending Strategy 07 / 12
Sending Frequency & List Growth

Weekly senders grow their lists 3.2× faster.

Growth multiplier of active lists by average sending frequency — 2.4 million campaigns analyzed, full-year 2024.

1× 2× 3× Growth rate 1.4× Daily 3.2× Weekly best cadence 2.1× Biweekly 1.0× Monthly 0.7× Quarterly
This is the Mailchimp Freddie-Yellow design system, applied by Curio Design — a design-style library for AI agents. Full Mailchimp Freddie-Yellow guide → designbycurio.com/learn/mailchimp-monkey-yellow