Older article but explains why tagging works

Tagging is it: social bookmarking emerges as a wiser way to navigate the Web
Author(s): Wade Roush
Source: Technology Review (Cambridge, Mass.). 108.6 (June 2005): p21. From General OneFile.

Not something that I can implement at my level but interesting.

Yang, Sharon Q. "Tagging for subject access: a glimpse into current practice by vendors, libraries, and users." Computers in Libraries Nov. 2012: 19+. Gale Power Search. Web. 9 Feb. 2014.

Ketcham, Susan E. "Peltier-Davis, Cheryl Ann. The Cybrarian's Web: An A-Z Guide to 101 Free Web 2.0 Tools and Other Resources." Library Journal 15 Apr. 2012: 89. Gale Power Search. Web. 9 Feb. 2014.

"Get to grips with social media." Information World Review Sept.-Oct. 2010: 8. General OneFile. Web. 9 Feb. 2014.

Coming up with pros & cons and using social media to its best affect.

"if you're taking on a technical task and find yourself stuck, here are some positive approaches you can try to get yourself unblocked." Computers in Libraries Mar. 2010: 32+. Gale Power Search. Web. 9 Feb. 2014.