Admins Handbook

Use this in a script:
C:\Progra~2\Google\Chrome\Application\chrome.exe –make-default-browser

List of switches:
http://peter.sh/experiments/chromium-command-line-switches/

Download and install:
https://adblockplus.org/en/internet-explorer

GPO:
Computer Configuration –> Administrative Template –> Windows Components –> Internet Explorer
Automatically activate newly installed add-ons
Enable

User Configuration –> Administrative Templates –> Windows Components –> Internet Explorer –> Toolbars
Hide the status bar
Disabled

You might want to disable Automatic updates:
Edit the hostfile
127.0.0.1 update.adblockplus.org