Writing Resources
Blogging
A Writer’s Journey is devoted to writing resources.
Creativity
Fiction
My character creation series will help you build a well-rounded character.
Anna Paradox has a writing course, with free samples available.
Freelancing
Grammar / Writing Tips
My writing helper series covers a variety of grammar topics.
Markets
Ralan is a great source for market information, paying and non-paying.
Miscellaneous
I put this one under miscellaneous, just because it covers so many different topics.
Paperback Writer’s question and answer index is sorted by topic. You’re bound to find something useful here.
Publishing

I keep a list of paying markets at http://writersguidelines.blogspot.com/ – Only paying markets. Typically ones I’d be willing to submit to (or have submitted to), so heavy on poetry. And only markets that accept email submissions. There’s not many posts as yet, but it’s growing as I add more markets.