http://msmvps.com/blogs/installsite/archive/2008/08/01/deploying-vsto-office-add-ins-with-windows-installer.aspxIf you are creating Office add-ins you may find this two-part MSDN article useful. It describes how to install add-ins created with Visual Studio Tools for Office (VSTO) using Windows Installer. The article uses Visual Studio to create the MSI. DeployingenCommunityServer 2008.5 SP2 (Build: 40407.4157)http://msmvps.com/blogs/installsite/archive/2008/08/01/deploying-vsto-office-add-ins-with-windows-installer.aspx#1643307Mon, 04 Aug 2008 15:32:10 GMTd67277c4-116b-43f1-b688-e9ef184ea916:1643307Christopher Painter<p>I have some reservations with the solution this article details. &nbsp;Using VDPROJ and Installer Class custom actions aren&#39;t the best way to go. &nbsp; I blogged a few months ago about deploying an application with a tray app, &nbsp;2003 and 2007 add-in and I believe it&#39;s a better solution.</p> <div style="clear:both;"></div><img src="http://msmvps.com/aggbug.aspx?PostID=1643307" width="1" height="1">