Calm, is a software company based in San Francisco, California. It produces meditation products, including guided meditations and Sleep Stories on its subscription-based app.
In this best direct mail campaign, Calm uses a direct mail postcard designed to convert that features imagery of a relaxed looking person, plus, a custom URL to acquire new subscribers to its app. The postcard offers 60% off to consumers and contains a customer testimonial as a proof point.
Creative source: Who's Mailing What
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See how the best marketers deliver results for their business with direct mail marketing
Over 10,000 businesses trust Lob to transform their direct mail into intelligent mail.

See how Caribou uses a direct mail letter format for consumers to refinance their cars in this best direct mail campaign.
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UnitedHealthcare Hearing uses a direct mail self-mailer to reach potential patients on their journey to better hearing.

In this best direct mail example, Red Hawk Realty uses a postcard to wish its customers happy holidays and share discounts to local establishments.