User' template location C:\Documents and Settings\[user_name]\My Documents\Visual Studio 2010\Templates\ItemTemplates C:\Documents and Settings\[user_name]\My Documents\Visual Studio 2010\Templates\ProjectTemplates Global template C:\Program Files\Microsoft Visual Studio 10.0\Common7\IDE\ItemTemplates C:\Program Files\Microsoft Visual Studio 10.0\Common7\IDE\ProjectTemplates

When you manually pack your template files into zip file, do not put them into a folder and zip the folder, you should zip the files directly (not under a folder). More information can be found http://msdn.microsoft.com/en-us/library/6db0hwky%28v=VS.80%29.aspx