Mashable
One of the most prolific blogs on the World Wide Web for reviews of everything digital and the latest updates about what’s new. Mashable’s also an excellent social media resource with a number of guides. Visit Mashable
ReadWriteWeb
Insightful analysis of web trends and timely information about social media (with an enterprise /e-comm bent). Visit ReadWriteWeb
Goodbuzz
A Facebook Page showcasing the top social and participatory media from around the world. Case studies and a veritable agency who’s who of Facebook followers. Visit Goodbuzz
Social Media Examiner
How to guides and a plethora of information on Social Media and best practices. Less agency, more general application bent. Visit Social Media Examiner
180/360/720
Marketing meets social media optimization. Less agency, more enterprise brand manager bent. Visit 180/360/720
PR 2.0
A wealth of social media info here with a Public Relations + Social Influence Marketing bent. Visit PR 2.0.
Digital Buzz
Featuring the latest digital ad campaigns, hot new websites, interactive marketing ideas, virals, industry news, social media, insights, and other great digital trends from all over the world. Visit Digital Buzz Blog