Safeway and PepsiCo are teaming up with Foursquare to reinvent the way grocery store shoppers think about location-based rewards and checkins. As part of the deal, Safeway has integrated Foursquare into its VonsClub loyalty program for a three-month pilot program that kicks off today. The crux of the ...

If you ever believed that social media really could help make a difference in the world, then we’ve got some great news for you. If it wasn’t for just one social initiative, people in need in the U.S. would have missed out on 332,000 meals, 94,000 trees would not have been planted, more than 45 million ...