Publisher newsletter strategy: boring subject lines, real products

At Press Gazette's Future of Media Technology Conference, Letterhead chief executive Christopher Sopher said the best-performing subject lines are "boring stuff," with the value inside, and flagged growing publisher interest in making newsletter content discoverable in AI engines. The Logic's David Skok said aggregation-only newsletters are the most exposed to AI email summaries, and described a new $449 per-seat professional tier built on personality-led reporter briefings, on top of its $299-a-year individual subscription.