Smart phones are everywhere. You see them at the mall, on the job and in your favorite restaurants. In fact, it has been estimated that 28 percent of the American cell phone subscribers have a smart phone. In addition to emailing, picture taking and texting, these multifunctional phones also keep their owner connected to Facebook, Twitter and other social media. Checking In For Charity is a simple idea designed for businesses that want to run a social media based advertising campaign and help their favorite local charities.