There's a hot new app taking college campuses by storm. It's called Whisper. Whisper is an iOS app that lets you anonymously share secrets in the form of digital postcard. You don't have to interact with other people on the platform, but Whisper does enable you to leave hearts on posts you like, respond to a post with a Whisper of your own, and send messages....
It's already creating plenty of controversy but it's worth learning about if this is your target market.