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United StatesRetail and e-commerce2021 – ongoing

Casey's General Stores

AI optimization of marketing email timing and content

Casey's used AI to time emails and adjust subject lines for more than 5 million subscribers

WorkingCompany's own claim

Problem

Subscribers opened marketing emails at different times. Staff could not manually schedule messages around those habits at the scale of Casey's subscriber base.

Approach

Casey's used AI to group subscribers by opening behavior and select delivery times. It also compared subject-line performance and adjusted content for unopened messages. Its digital leader said the marketing system had operated for well over a year by November 2022.

Results

more than 5 millionemail subscribers covered by send-time optimization, according to Casey's digital leaderCompany's own claim[1]

Takeaway

Casey's reported improved engagement and conversion without disclosing the size of those gains.

Categories

Business function
Marketing and sales
Innovation type
Process innovation
Evidence
Company's own claim

Sources

Source summaries

[1]C-Store Dive16 Nov 2022

Digital executive Art Sebastian described operational AI for email delivery timing and subject-line selection. He reported improved opening, click-through and conversion rates without numerical comparisons.

Full details are in the original sources.

Added 1 Nov 2026 · Updated 1 Nov 2026
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