Team
RepMail Team
Product & Engineering
The people building and running RepMail: email infrastructure, deliverability, and the product itself.
Published guides
11 totalCold Email Templates You Can Send Without Hurting Deliverability
Two ready-to-use cold email templates, written to perform well and avoid the patterns that trigger spam filters.
How Many Follow-Ups Should a Cold Email Sequence Have?
A practical cadence for cold email follow-ups. How many, how far apart, and why the last one often performs best.
Personalization That Doesn't Feel Robotic, Even at Scale
How to personalize cold email so it reads as genuine, using a repeatable structure instead of mail-merge tokens alone.
Nobody's Opening Your Cold Emails? Fix Your Subject Line First
The subject line patterns that trigger spam filters and lose readers, and what to write instead.
Not Getting Replies? What to A/B Test First
A prioritized order for A/B testing cold email, starting with the change that moves the numbers the most.
Where RepMail Fits Into Your Cold Email Workflow
A practical, honest breakdown of what RepMail handles in a cold email operation, and what is still your job.
Why Did That Email Bounce? Hard vs. Soft Bounces Explained
Not every bounce means the same thing. The difference decides whether you remove a contact or simply wait it out.
Before You Hit Send: A Pre-Campaign Deliverability Checklist
A final, practical checklist to run through before launching any cold email campaign.
Verify Your Sending Domain Before Your First Campaign
A step-by-step walkthrough of domain verification in RepMail, the one thing every sending domain needs before you can campaign.
New Domain, Poor Delivery? Why You Need to Warm It Up First
A verified domain with no sending history still has to earn trust gradually. Here is a practical ramp schedule.
Why Your Emails Land in Spam, and How to Fix It
SPF, DKIM, and DMARC explained through the problem they actually solve: mail that never reaches the inbox.