Copyright according to the US government - http://www.copyright.gov

Preditors & Editors: an essential site with so much valuable information that it should be required reading - http://pred-ed.com

Another site like Preditors & Editors, courtesy of SFWA - http://www.sfwa.org/for-authors/writer-beware

The Writer Beware blog - http://accrispin.blogspot.com

A blog written by an assistant at a literary agency, primarily concerned with query letters - http://rejecter.blogspot.com

And finally the most essential site I've found, it sits permanently on my toolbar because I use it so frequently. A visual thesaurus and so much more - http://www.visuwords.com

Writers:

Carrie Vaughn, author of the 'Kitty Norville' urban fantasy series - http://carriev.wordpress.com

Lilith Saintcrow, author of the 'Dante Valentine' urban fantasy series, among many others - http://www.lilithsaintcrow.com/journal

Ilona (and Gordon) Andrews, author of the 'Kate Daniels' and 'Edge' urban fantasy series, among many others - http://www.ilona-andrews.com/blog

Michael A. Stackpole, who has written everything from role-playing games to a long-running series on writing & publishing to novels and short stories to screenplays - all in pretty much whatever genre he felt like at the time http://www.michaelastackpole.com

John Scalzi, author of science fiction and a little fantasy here and there - one of my favorite columnists on pretty much anything) - http://whatever.scalzi.com

Rie Sheriden Rose, my partner in a small writer's group and a survivor of the Jim Reader Snarky Writing Critiques http://www.riewriter.com

Gail Wolfe, author of Paranormal Historical Romances - http://www.facebook.com/#!/pages/Gail-Wolfe/139026332792082?ref=ts

Henry Melton, author of young adult science-fiction novels - www.henrymelton.com

Ely Tibbs is a writer/artist of children's books. He's going the self-publishing route and so could use all the business and good word-of-mouth he can get - http://www.artbyely.net

The other writers group I work with and a sterling collection of every genre and style of writers there is. http://www.meetup.com/CenTexWriters

Aaron is a hell of a poet and a really nice guy. His poetry blog is - http://acheaperkindoflightpoetry.blogspot.com