Given the current state of publishing (see here and track back all the links to previous posts for the full picture) it's no wonder so many writers choose to self-publish.
On the one hand, it's never been harder to get a traditional deal ...
On the other, there have never been so many alternative ways of getting your words out there yourself.
Here's an example:
YouWriteOn had formed a partnership with Legend Press offering packages for self-publishing writers, covering editing, text-setting, cover design, registration, sales and marketing.
See here for details.