WordPress MU 2.8: Beginner's Guide (Repost)

WordPress MU enables you to build a complete, professional blog network. Each user gets their own blog, and can choose their favorite templates and plug-ins, and develop their own content. WordPress MU powers some of the largest blog networks in the world, including the mighty WordPress.com – home to thousands of bloggers.
This book will take you through the setup of a WordPress MU-powered blogging network, using a real, working blog network as an example, so that you can follow the creation process step-by-step. Your blogging network will be complete with professional features such as friends lists, status feeds, groups, forums, photo galleries, and more, to build your own WordPress.com – a place where users can quickly come and create a blog for themselves.
The book starts with a clean install of WordPress MU, and as you work through the book, you will build the blog network, and add on more and more features, all seamlessly integrated to achieve a professional, custom-built look.