- Facebook Deals challenge Groupon, Foursquare
Facebook Places users can now get coupons
- Nonprofit journalism success story
Year-old Texas Tribune tops readership and revenue expectations
- Google goes local with Place Search
Business reviews and contact info organized on a Google Map
- Digg brings back Bury button
Will it be enough to revive the flagging social news site?
- Location based services have buzz, not users
Pew says used by only 4 percent of online U.S.