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Transactional vs marketing email: Here’s why you don’t have to choose

calendar_today January 20, 2026 person Matthias Mehner domain mailjet

The debate played out daily across Slack channels and meeting rooms of today’s fastest-growing technology companies. In the red corner, the marketing team, celebrating a successful campaign, driving engagement with a feature-rich platform designed for beautiful newsletters and sophisticated email automation . In the blue corner, the development team, diligently maintaining the application’s core transactional email , sending critical notifications like password resets and welcome messages…

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