Over at Chuck Sambuchino's Guide to Literary Agents' blog, he includes advice from Janet Reid regarding what to include and what to cut from your query letter. It's definitely worth a read. Check it out here.
While you're at it, Cynthia Leitch Smith has posted some great agent interviews on her blog Cynsations. (Agents Sarah Davies and Laura Rennert among others).
A Word on Submissions
2 hours ago