<A target="_blank" href="http://www.vaughanrivett.co.nz/2009/09/who-else-wants-a-great-presentation-on-upgrading-to-lotus-notes-domino-8-5/">Upgrading can be a challenge</A>. Vaughan Rivett offers a slide-show presentation and links to several documents on moving your Notes and Domino environment to 8.5.