Which social media marketing campaign revolutionized amateur astronomy product sales between 2014-2018?

The astronomy industry isn't just about telescopes and star charts—it's also about effective marketing that brings the cosmos down to Earth! This poll tests your knowledge about one of the most successful astronomy product marketing campaigns of the 2010s that helped bring amateur astronomy to mainstream audiences. Can you identify the strategy that revolutionized how telescope manufacturers connect with their customers?

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Celestron's #SpotTheStation campaign that connected telescope owners to track the ISS
Orion's 'BackyardAstronomer' influencer program that paid Instagram users for astrophotography with their products
Meade's 'StarShare' app that gamified telescope use by awarding points for celestial object identification
Sky-Watcher's 'Dark Sky Pledge' environmental campaign that donated profits to light pollution reduction