Email Infrastructure & Service Providers Knowledge Hub

Blog posts

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What’s New with Google Postmaster Tools?

It’s been an exciting year for email marketing, with Gmail and Yahoo making new changes to help curb spam and enhance...

What is an ESP? A Guide to Working with Email Service Providers

In our modern, endlessly connected world, if a business isn’t leveraging the power of email marketing

How to Survive Your Next ESP Migration—Without Damaging Email Performance

It’s all very exciting: Your company has outgrown its email marketing platform, and it’s on to bigger and better things. You’ve been told...

Resources

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ON DEMAND

[Inbox Insiders] How to Ace Your Next ESP Migration

The ESP migration process is one of the biggest risks an email program can face. When done right, making the switch leads to better deliverability rates,

Customer stories

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J.Jill maintains a consistent ~100% inbox placement rate throughout three ESP migrations with Validity Everest.