In working several installation issues, and some other issues I have found having these installation companion documents to be useful. I hope they are for you as well. FIM Installation Companion - Accounts: http://social.technet.microsoft.com/wiki/contents/articles/7222.fim-2010-installation-companion-accounts.aspxFIM Installation Companion - ServicePrincipleNames (SPNs): http://social.technet.microsoft.com/wiki/contents/articles/10818.reference-fim-installation-companion-serviceprinciplenames-spns-adding-and-troubleshooting.aspxFIM Installation Companion - Hotfix Companion: http://social.technet.microsoft.com/wiki/contents/articles/4625.aspx Timothy P Macaulay, MCSD, MCSD.NET, MCAD, MCP