Smart list growth campaign by Brussels Airlines: the more people that sign up for their newsletter, the bigger the discount everyone gets when they book a flight...

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Learn how to improve email deliverability through the ground-breaking quadruple opt-in process. This process truly confirms the real identity of a subscriber to eliminate spam complaints.

Requiring ESPs to demonstrate their capabilities, so you can see them in action, is the true key to finding the right partner. Insist that they show, not tell, you what they can do.