How about returning localized stories specific to cities and college campuses? That feature was so important to so many people, and it was just suddenly killed last year.
I bought my first personal filter/lenses for a friends wedding. It was a big hit, to the point that nearly any large gathering someone will snapcash/venmo/applepay/payment method du jour me a few bucks to make a filter or lens and story for their event (christmas party, baby shower, housewarming, cocktail party, etc...)