Ten Ways to Use LinkedIn - by Guy Kawasaki

"Most people use LinkedIn to “get to someone” in order to make a sale, form a partnership, or get a job. It works well for this because it is an online network of more than 8.5 million experienced professionals from around the world representing 130 industries. However, it is a tool that is under-utilized, so I’ve compiled a top-ten list of ways to increase the value of LinkedIn..."

Some great practical tips for using LinkedIn, all rolled up into one well organized blog entry.