Are you looking for the next good book to read?  Do you enjoy talking about and sharing recommendations with others?  If so, then take a look at Goodreads.  This free social network for book lovers lets you build a virtual bookshelf of things you've read, what you would like to read, authors you like, and more.  From the Goodreads web site:

Goodreads is the largest site for readers and book recommendations in the world. We have more than 6,400,000 members who have added more than 210,000,000 books to their shelves. A home for casual readers and bona-fide bookworms alike, Goodreads users recommend books, compare what they are reading, keep track of what they've read and would like to read, find their next favorite book, form book clubs and much more.

Setting up an account is free and fast.  Start sharing your love of reading today!