Will you say twenty ten, two thousand ten or two thousand and ten? Probably twenty ten—read Language Log for a recap of the discussion.
Great Resources for ESL writers from Writing Matters
Free e-book with lots of inspirational bits from Seth Godin.
While most of you don’t write copy for the web, there’s a ton of good general writing advice in this Copyblogger article that applies to ALL writers: Ten Secrets for More Magnetic Copy
Some guidelines for using articles from The Grammarphobia Blog.