Teenagers have always pushed the limits of social norms. Now they are pushing into social media platforms that their parents have never heard of. Creative online marketing to teens now deals more with Snapchat and Whisper than it does Facebook and Twitter. Teens are flocking to the latest social media outlets, including: Instagram, Yik Yak, and of course, Snapchat. And as it turns out, the best way to successfully engage teens with your message is in their terms and on their turf.