https://yestino.com/entities/fan-mode-f1503fEvery event involving Fan Modeenhttps://yestino.com/events/borussia-dortmund-introduce-fan-mode-in-official-club-app-to-82ada9https://yestino.com/events/borussia-dortmund-introduce-fan-mode-in-official-club-app-to-82ada9Fri, 23 Oct 2026 11:30:37 GMTGerman heavyweights Borussia Dortmund have teamed up with main sponsor Vodafone to launch a digital initiative encouraging match-going supporters to keep their… Sources: Yahoo Sports