A good message in a spam folder is worth nothing.
The same checklist we run, in public.Email Deliverability Checklist for 2026 ↗
"3 to 4 meetings a day booked per salesperson off the back of the campaigns. Transparent, consultative, and easy to work with."
Measured per salesperson, which is the number that tells you whether a channel is worth keeping. Volume figures would tell you nothing.