Here's a great free web based email service for power users. A FastMail free email account comes with a 10 MB storage limit and many features only found in a locally installed pop3 email program. The service supports full IMAP access and although it's ad supported it's interface is super fast. FastMail's ads are not intrusive on your workspace and compared to other free services are minimal. The service offers a feature rich message editor that makes it easy to compose email in both rich HTML and plain-text formats.