Book Buffet - a literary website and social networking site for book people.
Book Movement - this site tracks the most popular book selections of 16,000 book clubs nationwide, and provides a reading guide for each book with discussion questions, reviews from book clubs, author notes and more.
DailyLit - this company sends entire books via email or RSS, including many classics that have been featured on Masterpiece, in short, customized installments.
Reading Group Choices - this site suggests books and discussion topics for reading groups.
Reading Group Guides - this site offers advice and tips for running a book club, plus discussion questions and recipes for hundreds of books.