Which pioneering subscription retention strategy did Spotify first implement in 2015 that significantly reduced churn and was later adopted by most competing music streaming services?

Streaming services revolutionized how we consume music, moving from ownership to access-based models. Subscription services have become the backbone of the music industry's digital transformation, but the strategies behind their success aren't always obvious. This poll tests your knowledge about one of the most innovative subscription retention techniques that helped transform the music streaming landscape.

This is a live public trivia poll on AIPolls.Net. Vote and see real-time results.

Family Plans allowing up to 6 household members on a single discounted subscription
Algorithmic personalized weekly playlists (like Discover Weekly) to increase engagement
Annual subscription billing with two months free compared to monthly payments
Student discount verification through campus email integration