A list, put together by Postano, of the 5 best social media blogs with comprehensive sources of information on how best to approach a social media strategy. Check out the full post http://www.postano.com/blog/5-best-social-media-blogs
Social Media Examiner
http://www.socialmediaexaminer.com/ - Excellent place to start if you are just getting into social media. Featuring a mixture of social media news, helpful tips and reviews of apps and services.
http://www.socialnomics.net/ - Erik Qualman's blog about the economics and numbers behind social media.
http://www.copyblogger.com/ - Tips on the three things needed to achieve success online: Design, Content and Conversion.
http://www.briansolis.com/ - Brian can be described as one of the foremost experts in social media. He offers great insights, tips and resources of how to best leverage social media.