If you have a team working on a dotnet project having members more then 5, installation of Visual Studio 2005 Team Explorer would be a time consuming process. So you’ve probably gonna love following trick

With the help of following comman-line parameter, you may create an ini file that shows how to install Team Explorer :

<Path to your Team Foundation installation>\tfc\setup.exe /createunattend <path to create ini file>

  
    That will start usuall installation of TE; simply configure and enter your product keys. Nothing is different that normal installation process, except on completion page you gonna see the following exception:
            Team Explorer unattended INI creation error
    In fact, it a fake exception, simply ignore it. You’ve done; now you can run your installation on unattanded mode with the following command-line parameters :

<Path to your Team Foundation installation>\tfc\setup.exe /unattendfile <your created ini file>

    Note that unattended mode is not officially supported by Microsoft.