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Campaign Monitor helps businesses create beautiful, high-performing email campaigns. With powerful automation, segmentation, and analytics, we make it easy to grow customer relationships. Loved by over 2 million marketers at 250,000 businesses around the world.

Today's leading companies trust Twilio's Customer Engagement Platform (CEP) to build direct, personalized relationships with their customers everywhere in the world. Twilio enables companies to use communications and data to add intelligence and security to every step of the customer journey, from sales to marketing to growth, customer service and many more engagement use cases in a flexible, programmatic way. Across 180 countries, millions of developers and hundreds of thousands of businesses use Twilio to create magical experiences for their customers.

The Mailchimpossibilities are endless when you create, automate, and optimize your marketing with Mailchimp.