Absolute Write has two newsletters to sign up to - and you will receive free listings of agents or job markets on signup. The site also sells ebooks, and software for writers, provides a writers directory, a large library of articles on writing, and a healthy writers forum called the Water Cooler. There are also classes / courses sold onsite which vary in content and duration.
Roger C Parker's Writing Coaches Services, and resources. A membership subscription gives you access to interviews, resources, mind mapping how-tos, templates, forums, newsletters and tips, video content and webinars.
Rob Parnell's Easy Way to Write contains several different writing courses - which are delivered via email installments. If you sign up for the newsletter, you will also receive copious writing tips, and free ebook courses.