[graphicsguru]

This has been covered a million times in previous threads, and I think it might even be included with the readme documents included with Pligg.
http://forums.pligg.com/general-help...ite-title.html
http://forums.pligg.com/general-help...-tags-etc.html
http://forums.pligg.com/general-help...meta-tags.html
http://forums.pligg.com/general-help...t-wording.html

Always try a pligg forums search or google pligg + keyword