My favorite discoveries this week in the world of mobile, social media and online journalism.
- Pongr wants to drive brand-loyalty – and give you deals
- Foursquare Checkin Unlocks This Apartment Door, DIY Kits Coming Soon
- For Restaurants, Social Media Is About More Than Just Marketing
- The State of the Blogosphere 2010
- What Did Consumers Buzz About This Year? Doritos and Pop Tarts