To install Tactical Insertion, extract this zip file to your Dawn of War II folder. It is usually found at `C:\Program Files\Steam\steamapps\common\dawn of war 2\`.

To play the mod run the launcher program included in the download. The command it executes, if you prefer to do things manually, is `steam.exe -applaunch 15620 -modname rtt`.

For more information, visit `http://forums.relicnews.com/showthread.php?t=246270` or join `http://steamcommunity.com/groups/tac_ins`.