Should you use a question in the cold email subject line or just use a simple statement?

Should you sign off your cold emails with a formal “Warm Regards” or should you say something more casual like “Be awesome!”

Should you go with a short email subject line or a long one?

Should you send your cold emails at 10 am on a Tuesday or 4 pm on a Thursday?

Do you jump the gun and share something valuable in the Call To Action or seek permission to share something valuable?

There is a lot of conflicting advice on how to write the perfect cold email. So who should you trust?

"In God we trust, all others must bring DATA." - W. Edwards Deming

Bring science and metrics to iterate and learn from every cold email you send out.

Here is a Playbook for Cold Email A/B Testing. You can use the experiments in it to improve your email open, click and reply rates