Melissa Norris over at Word Serve Watercooler Has tips on how to effectively use Twitter for Authors.
Melissa Norris also guest posts to give us 8 Twitter Tips for Authors.
(Target your audience, make lists, follow to add to your audience—those who follow you for your content not to add to their numbers)
Blogging Bistro has tutorials on all things blogging by Laura Christianson :
Over at Pitching Perfectly read about log lines, branding yourself and How to Pitch the Book: posted by Laura Brennan.
Free pictures: http://office.microsoft.com/en-us/?CTT=97