Chok! Chok! Chok!

Leave it to master marketer Coca-Cola to create the first ever interactive television/mobile promotion that successfully uses game mechanics to reach its audience. Mobile users were instructed to download an app to their phones. Then at an appointed time, a Coca-Cola commercial aired on television, prompting people to race for their device to "chok," or frantically shake it, for a chance to win instant prizes. The app was downloaded 380,000 times in the first month alone and nine million people saw the ad, proving yet again that games can be a fun and powerful motivator.

Read more about this amazing marketing campaign.