<A target="_blank" href="http://www.chrissparshott.com/2010/07/06/question-38-how-do-you-know-the-number-of-domino-8-5-client-licenses-you-need/?utm_source=feedburner&utm_medium=feed&utm_campaign=Feed%3A+ChrisSparshott+%28Chris+Sparshott%29">Chris Sparshott has posted information on using the License Tracking feature</A> of the Domino Server through the Admin client to help keep your site in compliance.